[INFO] fetching crate meeting-dice 0.1.6...
[INFO] building meeting-dice-0.1.6 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate meeting-dice 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate meeting-dice 0.1.6
[INFO] finished tweaking crates.io crate meeting-dice 0.1.6
[INFO] tweaked toml for crates.io crate meeting-dice 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate meeting-dice 0.1.6 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate meeting-dice 0.1.6 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.1.18
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25ebe162773f7ffd111dae1acfe0432f9c2d68567e780998ebb0c188914ec069
[INFO] running `Command { std: "docker" "start" "-a" "25ebe162773f7ffd111dae1acfe0432f9c2d68567e780998ebb0c188914ec069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25ebe162773f7ffd111dae1acfe0432f9c2d68567e780998ebb0c188914ec069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ebe162773f7ffd111dae1acfe0432f9c2d68567e780998ebb0c188914ec069", kill_on_drop: false }`
[INFO] [stdout] 25ebe162773f7ffd111dae1acfe0432f9c2d68567e780998ebb0c188914ec069
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb47f046f120f2a9e22aa2720d184dd1d3b5e31cdf8c73473cc9d9398f1c1db
[INFO] running `Command { std: "docker" "start" "-a" "ecb47f046f120f2a9e22aa2720d184dd1d3b5e31cdf8c73473cc9d9398f1c1db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling xdg v2.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling meeting-dice v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/run.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn execute(mut data: &mut Data, hidden_ids: Vec<usize>, note_taker: bool) {
[INFO] [stdout]    |                ----^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.70s
[INFO] running `Command { std: "docker" "inspect" "ecb47f046f120f2a9e22aa2720d184dd1d3b5e31cdf8c73473cc9d9398f1c1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb47f046f120f2a9e22aa2720d184dd1d3b5e31cdf8c73473cc9d9398f1c1db", kill_on_drop: false }`
[INFO] [stdout] ecb47f046f120f2a9e22aa2720d184dd1d3b5e31cdf8c73473cc9d9398f1c1db
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e20fa4d4d16af3fdc40f5b512aade4b741cb770127623c426cb0596a5ddf24f
[INFO] running `Command { std: "docker" "start" "-a" "0e20fa4d4d16af3fdc40f5b512aade4b741cb770127623c426cb0596a5ddf24f", kill_on_drop: false }`
[INFO] [stderr]    Compiling meeting-dice v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/run.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn execute(mut data: &mut Data, hidden_ids: Vec<usize>, note_taker: bool) {
[INFO] [stdout]    |                ----^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "0e20fa4d4d16af3fdc40f5b512aade4b741cb770127623c426cb0596a5ddf24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e20fa4d4d16af3fdc40f5b512aade4b741cb770127623c426cb0596a5ddf24f", kill_on_drop: false }`
[INFO] [stdout] 0e20fa4d4d16af3fdc40f5b512aade4b741cb770127623c426cb0596a5ddf24f