[INFO] updating cached repository https://github.com/ul/kak-lsp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cb394ad16b3dd5d4f6bc63aef679a57e158e9c66
[INFO] checking ul/kak-lsp against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ful%2Fkak-lsp" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ul/kak-lsp on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ul/kak-lsp
[INFO] finished tweaking git repo https://github.com/ul/kak-lsp
[INFO] tweaked toml for git repo https://github.com/ul/kak-lsp written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ul/kak-lsp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7e32f8c8f197800840992139bfa7ae27591cff058c353a5f66daac3d4476f340
[INFO] running `"docker" "start" "-a" "7e32f8c8f197800840992139bfa7ae27591cff058c353a5f66daac3d4476f340"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking whoami v0.5.3
[INFO] [stderr]     Checking ropey v1.0.1
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking libflate v0.1.22
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking trackable v0.2.21
[INFO] [stderr]     Checking jsonrpc-core v13.0.0
[INFO] [stderr]     Checking sloggers v0.3.2
[INFO] [stderr]     Checking lsp-types v0.59.0
[INFO] [stderr]     Checking kak-lsp v6.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `"docker" "inspect" "7e32f8c8f197800840992139bfa7ae27591cff058c353a5f66daac3d4476f340"`
[INFO] running `"docker" "rm" "-f" "7e32f8c8f197800840992139bfa7ae27591cff058c353a5f66daac3d4476f340"`
[INFO] [stdout] 7e32f8c8f197800840992139bfa7ae27591cff058c353a5f66daac3d4476f340