[INFO] fetching crate trybuild2 1.1.0...
[INFO] checking trybuild2-1.1.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate trybuild2 1.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate trybuild2 1.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trybuild2 1.1.0
[INFO] finished tweaking crates.io crate trybuild2 1.1.0
[INFO] tweaked toml for crates.io crate trybuild2 1.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19e17b018b890fd139cddf2f5a6875fbfc03a4fd042c6616df63333bd7ab60ce
[INFO] running `Command { std: "docker" "start" "-a" "19e17b018b890fd139cddf2f5a6875fbfc03a4fd042c6616df63333bd7ab60ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19e17b018b890fd139cddf2f5a6875fbfc03a4fd042c6616df63333bd7ab60ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e17b018b890fd139cddf2f5a6875fbfc03a4fd042c6616df63333bd7ab60ce", kill_on_drop: false }`
[INFO] [stdout] 19e17b018b890fd139cddf2f5a6875fbfc03a4fd042c6616df63333bd7ab60ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 553d10782d2058546d35aec550c46859f136cc7acce4f6505b0725d09dd630b4
[INFO] running `Command { std: "docker" "start" "-a" "553d10782d2058546d35aec550c46859f136cc7acce4f6505b0725d09dd630b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling trybuild2 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling automod v1.0.14
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking basic-toml v0.1.8
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/flock.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Locked(MutexGuard<'static, ()>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Locked(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/flock.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Locked(MutexGuard<'static, ()>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Locked(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "553d10782d2058546d35aec550c46859f136cc7acce4f6505b0725d09dd630b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553d10782d2058546d35aec550c46859f136cc7acce4f6505b0725d09dd630b4", kill_on_drop: false }`
[INFO] [stdout] 553d10782d2058546d35aec550c46859f136cc7acce4f6505b0725d09dd630b4
