[INFO] cloning repository https://github.com/kneasle/boomwhackers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kneasle/boomwhackers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkneasle%2Fboomwhackers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkneasle%2Fboomwhackers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80da995cb2cefa6086ecd394bbccfe70487e9cb3
[INFO] checking kneasle/boomwhackers against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkneasle%2Fboomwhackers" "/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/kneasle/boomwhackers on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kneasle/boomwhackers
[INFO] finished tweaking git repo https://github.com/kneasle/boomwhackers
[INFO] tweaked toml for git repo https://github.com/kneasle/boomwhackers written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kneasle/boomwhackers 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded elementtree v0.7.0
[INFO] [stderr]   Downloaded crypto-common v0.1.4
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fb85c3710aa6fdd904937ca7992986a704263d3efd59a1a53184c74071beff1
[INFO] running `Command { std: "docker" "start" "-a" "2fb85c3710aa6fdd904937ca7992986a704263d3efd59a1a53184c74071beff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fb85c3710aa6fdd904937ca7992986a704263d3efd59a1a53184c74071beff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fb85c3710aa6fdd904937ca7992986a704263d3efd59a1a53184c74071beff1", kill_on_drop: false }`
[INFO] [stdout] 2fb85c3710aa6fdd904937ca7992986a704263d3efd59a1a53184c74071beff1
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 652333c45403c2bbafc6347d9cd0d7b3120074a5212794d72047121bd48a7fbd
[INFO] running `Command { std: "docker" "start" "-a" "652333c45403c2bbafc6347d9cd0d7b3120074a5212794d72047121bd48a7fbd", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking index_vec v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.4
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking sha1 v0.10.1
[INFO] [stderr]     Checking ordered-float v3.0.0
[INFO] [stderr]     Checking pbkdf2 v0.10.1
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking string_cache v0.8.4
[INFO] [stderr]     Checking elementtree v0.7.0
[INFO] [stderr]     Checking zstd v0.10.2+zstd.1.5.2
[INFO] [stderr]     Checking zip v0.6.2
[INFO] [stderr]     Checking boomwhackers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anyhow::Context`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Context`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `name_flats` is never used
[INFO] [stdout]   --> src/note.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Note {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn name_flats(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOTE_NAMES_FLATS` is never used
[INFO] [stdout]   --> src/note.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 | const NOTE_NAMES_FLATS: [&str; 12] = [
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `name_flats` is never used
[INFO] [stdout]   --> src/note.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Note {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn name_flats(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOTE_NAMES_FLATS` is never used
[INFO] [stdout]   --> src/note.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 | const NOTE_NAMES_FLATS: [&str; 12] = [
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.91s
[INFO] running `Command { std: "docker" "inspect" "652333c45403c2bbafc6347d9cd0d7b3120074a5212794d72047121bd48a7fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652333c45403c2bbafc6347d9cd0d7b3120074a5212794d72047121bd48a7fbd", kill_on_drop: false }`
[INFO] [stdout] 652333c45403c2bbafc6347d9cd0d7b3120074a5212794d72047121bd48a7fbd