[INFO] cloning repository https://github.com/JKDow/FluidSorter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JKDow/FluidSorter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKDow%2FFluidSorter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKDow%2FFluidSorter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed33526b3b345246d363332c1903c04ccee42f19
[INFO] checking JKDow/FluidSorter against try#b2fb67b8b6007ced9ad3f3b752a6fec899e7859c for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJKDow%2FFluidSorter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JKDow/FluidSorter on toolchain b2fb67b8b6007ced9ad3f3b752a6fec899e7859c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JKDow/FluidSorter
[INFO] finished tweaking git repo https://github.com/JKDow/FluidSorter
[INFO] tweaked toml for git repo https://github.com/JKDow/FluidSorter written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JKDow/FluidSorter 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" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5655a8bd3623be3bf681847b4281035eaace82c4c84f0a13289271c32a715230
[INFO] running `Command { std: "docker" "start" "-a" "5655a8bd3623be3bf681847b4281035eaace82c4c84f0a13289271c32a715230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5655a8bd3623be3bf681847b4281035eaace82c4c84f0a13289271c32a715230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5655a8bd3623be3bf681847b4281035eaace82c4c84f0a13289271c32a715230", kill_on_drop: false }`
[INFO] [stdout] 5655a8bd3623be3bf681847b4281035eaace82c4c84f0a13289271c32a715230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+b2fb67b8b6007ced9ad3f3b752a6fec899e7859c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43142ccda10830dab6f38cad50b9513cc971d0c65e6bfce9c846159563fc93ae
[INFO] running `Command { std: "docker" "start" "-a" "43142ccda10830dab6f38cad50b9513cc971d0c65e6bfce9c846159563fc93ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking fluid_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `num_vials` is never read
[INFO] [stdout]   --> src/game.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Game {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 34 |     vials: Vec<Vial>, 
[INFO] [stdout] 35 |     num_vials: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Game` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `capacity` is never used
[INFO] [stdout]   --> src/vial.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Vial {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) fn capacity(&self) -> usize {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_vials` is never read
[INFO] [stdout]   --> src/game.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Game {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 34 |     vials: Vec<Vial>, 
[INFO] [stdout] 35 |     num_vials: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Game` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `capacity` is never used
[INFO] [stdout]   --> src/vial.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Vial {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub(crate) fn capacity(&self) -> usize {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "43142ccda10830dab6f38cad50b9513cc971d0c65e6bfce9c846159563fc93ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43142ccda10830dab6f38cad50b9513cc971d0c65e6bfce9c846159563fc93ae", kill_on_drop: false }`
[INFO] [stdout] 43142ccda10830dab6f38cad50b9513cc971d0c65e6bfce9c846159563fc93ae