[INFO] fetching crate slack-hook 0.8.0... [INFO] testing slack-hook-0.8.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate slack-hook 0.8.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate slack-hook 0.8.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate slack-hook 0.8.0 [INFO] finished tweaking crates.io crate slack-hook 0.8.0 [INFO] tweaked toml for crates.io crate slack-hook 0.8.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b210c2b8dc32015107d441cb81dc4fc15ed5eade509e7b6f64003d974849edb9 [INFO] running `Command { std: "docker" "start" "-a" "b210c2b8dc32015107d441cb81dc4fc15ed5eade509e7b6f64003d974849edb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b210c2b8dc32015107d441cb81dc4fc15ed5eade509e7b6f64003d974849edb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b210c2b8dc32015107d441cb81dc4fc15ed5eade509e7b6f64003d974849edb9", kill_on_drop: false }` [INFO] [stdout] b210c2b8dc32015107d441cb81dc4fc15ed5eade509e7b6f64003d974849edb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 799df63594af80a06d8c7678d8921a75125ef8cbc58c2835bcc81a1be394f364 [INFO] running `Command { std: "docker" "start" "-a" "799df63594af80a06d8c7678d8921a75125ef8cbc58c2835bcc81a1be394f364", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling openssl v0.10.35 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling publicsuffix v1.5.6 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling openssl-sys v0.9.65 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling flate2 v1.0.20 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling url_serde v0.2.0 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling slack-hook v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | fn try_from(T) -> ::std::result::Result; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.06s [INFO] running `Command { std: "docker" "inspect" "799df63594af80a06d8c7678d8921a75125ef8cbc58c2835bcc81a1be394f364", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "799df63594af80a06d8c7678d8921a75125ef8cbc58c2835bcc81a1be394f364", kill_on_drop: false }` [INFO] [stdout] 799df63594af80a06d8c7678d8921a75125ef8cbc58c2835bcc81a1be394f364 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32a49bc3df96a8a590937e2f913bd24adae5d5298a985cb95178944efb94b827 [INFO] running `Command { std: "docker" "start" "-a" "32a49bc3df96a8a590937e2f913bd24adae5d5298a985cb95178944efb94b827", kill_on_drop: false }` [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | fn try_from(T) -> ::std::result::Result; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling slack-hook v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | fn try_from(T) -> ::std::result::Result; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(anonymous_parameters)]` implied by `#[deny(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(test, deny(warnings))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] = note: this error originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | foreign_links { [INFO] [stdout] 3 | | Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"]; [INFO] [stdout] 4 | | Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"]; [INFO] [stdout] ... | [INFO] [stdout] 22 | | } [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `slack-hook` due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "32a49bc3df96a8a590937e2f913bd24adae5d5298a985cb95178944efb94b827", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32a49bc3df96a8a590937e2f913bd24adae5d5298a985cb95178944efb94b827", kill_on_drop: false }` [INFO] [stdout] 32a49bc3df96a8a590937e2f913bd24adae5d5298a985cb95178944efb94b827