[INFO] fetching crate df-fields 0.1.16...
[INFO] checking df-fields-0.1.16 against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160
[INFO] extracting crate df-fields 0.1.16 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate df-fields 0.1.16 on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate df-fields 0.1.16
[INFO] finished tweaking crates.io crate df-fields 0.1.16
[INFO] tweaked toml for crates.io crate df-fields 0.1.16 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate df-fields 0.1.16 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" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.79
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.79
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded js-sys v0.3.56
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.79
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9ffecfb3e198dfde5ecff0aab8d367562337b7f49f60084c3efe61d38fdb143
[INFO] running `Command { std: "docker" "start" "-a" "f9ffecfb3e198dfde5ecff0aab8d367562337b7f49f60084c3efe61d38fdb143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9ffecfb3e198dfde5ecff0aab8d367562337b7f49f60084c3efe61d38fdb143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ffecfb3e198dfde5ecff0aab8d367562337b7f49f60084c3efe61d38fdb143", kill_on_drop: false }`
[INFO] [stdout] f9ffecfb3e198dfde5ecff0aab8d367562337b7f49f60084c3efe61d38fdb143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc9d569b8e3162dd4457aeb5bb94fbeb55b0cf773b7f3b481d15f9718654b987
[INFO] running `Command { std: "docker" "start" "-a" "cc9d569b8e3162dd4457aeb5bb94fbeb55b0cf773b7f3b481d15f9718654b987", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]     Checking df-fields v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Field`
[INFO] [stdout]  --> examples/fields.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use df_fields::{Field};
[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 2.21s
[INFO] running `Command { std: "docker" "inspect" "cc9d569b8e3162dd4457aeb5bb94fbeb55b0cf773b7f3b481d15f9718654b987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9d569b8e3162dd4457aeb5bb94fbeb55b0cf773b7f3b481d15f9718654b987", kill_on_drop: false }`
[INFO] [stdout] cc9d569b8e3162dd4457aeb5bb94fbeb55b0cf773b7f3b481d15f9718654b987