[INFO] fetching crate thiserror_core2 2.0.1...
[INFO] checking thiserror_core2-2.0.1 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate thiserror_core2 2.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate thiserror_core2 2.0.1 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] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate thiserror_core2 2.0.1
[INFO] finished tweaking crates.io crate thiserror_core2 2.0.1
[INFO] tweaked toml for crates.io crate thiserror_core2 2.0.1 written to /workspace/builds/worker-2-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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dissimilar v1.0.7
[INFO] [stderr]   Downloaded core2 v0.4.0
[INFO] [stderr]   Downloaded thiserror_core2-impl v2.0.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d9d77829d79d4d2cd40fd4533e07dd45f6988f34e0525ebfee8598caf56a617
[INFO] running `Command { std: "docker" "start" "-a" "9d9d77829d79d4d2cd40fd4533e07dd45f6988f34e0525ebfee8598caf56a617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d9d77829d79d4d2cd40fd4533e07dd45f6988f34e0525ebfee8598caf56a617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9d77829d79d4d2cd40fd4533e07dd45f6988f34e0525ebfee8598caf56a617", kill_on_drop: false }`
[INFO] [stdout] 9d9d77829d79d4d2cd40fd4533e07dd45f6988f34e0525ebfee8598caf56a617
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3594fd42437672e9a427954f39264b865c81b8061ab44a70000e7ff9184c3d91
[INFO] running `Command { std: "docker" "start" "-a" "3594fd42437672e9a427954f39264b865c81b8061ab44a70000e7ff9184c3d91", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref-cast v1.0.22
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling trybuild v1.0.89
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking basic-toml v0.1.8
[INFO] [stderr]    Compiling ref-cast-impl v1.0.22
[INFO] [stderr]    Compiling thiserror_core2-impl v2.0.0
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking thiserror_core2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error::Error`
[INFO] [stdout]  --> tests/test_from.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core2::{error::Error as _, io};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "3594fd42437672e9a427954f39264b865c81b8061ab44a70000e7ff9184c3d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3594fd42437672e9a427954f39264b865c81b8061ab44a70000e7ff9184c3d91", kill_on_drop: false }`
[INFO] [stdout] 3594fd42437672e9a427954f39264b865c81b8061ab44a70000e7ff9184c3d91
