[INFO] cloning repository https://github.com/museun/brain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/brain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fbrain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fbrain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4da36d7b4d11a2ba76391d428302bd872cf1b5a8
[INFO] checking museun/brain against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fbrain" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/brain on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/museun/brain
[INFO] finished tweaking git repo https://github.com/museun/brain
[INFO] tweaked toml for git repo https://github.com/museun/brain written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/brain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-macro v0.3.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.9
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded futures v0.3.4
[INFO] [stderr]   Downloaded tokio-macros v0.2.5
[INFO] [stderr]   Downloaded hashbrown v0.7.1
[INFO] [stderr]   Downloaded headers v0.3.2
[INFO] [stderr]   Downloaded alto_logger v0.1.2
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.59
[INFO] [stderr]   Downloaded anyhow v1.0.27
[INFO] [stderr]   Downloaded base64 v0.12.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.59
[INFO] [stderr]   Downloaded web-sys v0.3.36
[INFO] [stderr]   Downloaded httptest v0.12.2
[INFO] [stderr]   Downloaded tokio v0.2.13
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded pico-args v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.59
[INFO] [stderr]   Downloaded console v0.10.0
[INFO] [stderr]   Downloaded warp v0.2.2
[INFO] [stderr]   Downloaded regex v1.3.5
[INFO] [stderr]   Downloaded h2 v0.2.2
[INFO] [stderr]   Downloaded hyper v0.13.4
[INFO] [stderr]   Downloaded bumpalo v3.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.59
[INFO] [stderr]   Downloaded pin-project-internal v0.4.8
[INFO] [stderr]   Downloaded pin-project v0.4.8
[INFO] [stderr]   Downloaded js-sys v0.3.36
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.14
[INFO] [stderr]   Downloaded ahash v0.3.2
[INFO] [stderr]   Downloaded futures-executor v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42c5066155c086f6d48fd809870eba08fd188f2444ee0e356b312ed642e1cb28
[INFO] running `Command { std: "docker" "start" "-a" "42c5066155c086f6d48fd809870eba08fd188f2444ee0e356b312ed642e1cb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c5066155c086f6d48fd809870eba08fd188f2444ee0e356b312ed642e1cb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c5066155c086f6d48fd809870eba08fd188f2444ee0e356b312ed642e1cb28", kill_on_drop: false }`
[INFO] [stdout] 42c5066155c086f6d48fd809870eba08fd188f2444ee0e356b312ed642e1cb28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 975942e67eb08b6c3608259722cf5b1fb994c98adae7281a98ab26396b274978
[INFO] running `Command { std: "docker" "start" "-a" "975942e67eb08b6c3608259722cf5b1fb994c98adae7281a98ab26396b274978", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.14
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking alto_logger v0.1.2
[INFO] [stderr]     Checking pico-args v0.3.1
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking types v0.1.0 (/opt/rustwide/workdir/crates/types)
[INFO] [stderr]     Checking markov v0.1.0 (/opt/rustwide/workdir/crates/markov)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> crates/markov/src/markov.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> crates/markov/src/markov.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking warp v0.2.2
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking httptest v0.12.2
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/crates/client)
[INFO] [stderr]     Checking brain v0.1.0 (/opt/rustwide/workdir/crates/brain)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> crates/brain/src/args.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |         Status::Error(code) => (std::process::exit(code)),
[INFO] [stdout]    |                                ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         Status::Error(code) => (std::process::exit(code)),
[INFO] [stdout] 57 +         Status::Error(code) => std::process::exit(code),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> crates/brain/src/args.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |         Status::Error(code) => (std::process::exit(code)),
[INFO] [stdout]    |                                ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         Status::Error(code) => (std::process::exit(code)),
[INFO] [stdout] 57 +         Status::Error(code) => std::process::exit(code),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snap v1.0.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "975942e67eb08b6c3608259722cf5b1fb994c98adae7281a98ab26396b274978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975942e67eb08b6c3608259722cf5b1fb994c98adae7281a98ab26396b274978", kill_on_drop: false }`
[INFO] [stdout] 975942e67eb08b6c3608259722cf5b1fb994c98adae7281a98ab26396b274978
