[INFO] cloning repository https://github.com/AlphaGotReal/foxglove_experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlphaGotReal/foxglove_experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaGotReal%2Ffoxglove_experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaGotReal%2Ffoxglove_experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b015f4412a8de953e45694b823167337bd203ffb
[INFO] checking AlphaGotReal/foxglove_experiments against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlphaGotReal%2Ffoxglove_experiments" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlphaGotReal/foxglove_experiments
[INFO] finished tweaking git repo https://github.com/AlphaGotReal/foxglove_experiments
[INFO] tweaked toml for git repo https://github.com/AlphaGotReal/foxglove_experiments written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlphaGotReal/foxglove_experiments on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlphaGotReal/foxglove_experiments 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" "+42f4793e5a514858221b07ac379029d90353913e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded camino v1.2.1
[INFO] [stderr]   Downloaded lz4 v1.28.1
[INFO] [stderr]   Downloaded array-init v2.1.0
[INFO] [stderr]   Downloaded enumset_derive v0.14.0
[INFO] [stderr]   Downloaded binrw_derive v0.12.0
[INFO] [stderr]   Downloaded binrw v0.12.0
[INFO] [stderr]   Downloaded enumset v1.1.10
[INFO] [stderr]   Downloaded mcap v0.23.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0251b6438e372af236cffdb6ef7cdefa5f88efb6e30e2a4a9286f821eb8772e
[INFO] running `Command { std: "docker" "start" "-a" "f0251b6438e372af236cffdb6ef7cdefa5f88efb6e30e2a4a9286f821eb8772e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0251b6438e372af236cffdb6ef7cdefa5f88efb6e30e2a4a9286f821eb8772e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0251b6438e372af236cffdb6ef7cdefa5f88efb6e30e2a4a9286f821eb8772e", kill_on_drop: false }`
[INFO] [stdout] f0251b6438e372af236cffdb6ef7cdefa5f88efb6e30e2a4a9286f821eb8772e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6fa71926b35b563f0ab2f00e919ac5d6be36c0ef59c51e9a2f5c95083b8a849
[INFO] running `Command { std: "docker" "start" "-a" "f6fa71926b35b563f0ab2f00e919ac5d6be36c0ef59c51e9a2f5c95083b8a849", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling binrw_derive v0.12.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling binrw v0.12.0
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]     Checking enumset v1.1.10
[INFO] [stderr]     Checking lz4 v1.28.1
[INFO] [stderr]     Checking mcap v0.23.3
[INFO] [stderr]     Checking foxglove_experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     read_it();
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let _ = read_it();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     read_it();
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let _ = read_it();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.30s
[INFO] running `Command { std: "docker" "inspect" "f6fa71926b35b563f0ab2f00e919ac5d6be36c0ef59c51e9a2f5c95083b8a849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fa71926b35b563f0ab2f00e919ac5d6be36c0ef59c51e9a2f5c95083b8a849", kill_on_drop: false }`
[INFO] [stdout] f6fa71926b35b563f0ab2f00e919ac5d6be36c0ef59c51e9a2f5c95083b8a849