[INFO] cloning repository https://github.com/AKST/finite-repr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AKST/finite-repr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAKST%2Ffinite-repr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAKST%2Ffinite-repr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f03e624077c4182a74bc4adeedb030e13aba6f7
[INFO] checking AKST/finite-repr/4f03e624077c4182a74bc4adeedb030e13aba6f7 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAKST%2Ffinite-repr" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AKST/finite-repr on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AKST/finite-repr
[INFO] finished tweaking git repo https://github.com/AKST/finite-repr
[INFO] tweaked toml for git repo https://github.com/AKST/finite-repr written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AKST/finite-repr 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b18b6e39eb5577aa63875e79ff3e3e99ef7f99dc42eb17dde4af9765e865b770
[INFO] running `Command { std: "docker" "start" "-a" "b18b6e39eb5577aa63875e79ff3e3e99ef7f99dc42eb17dde4af9765e865b770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b18b6e39eb5577aa63875e79ff3e3e99ef7f99dc42eb17dde4af9765e865b770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18b6e39eb5577aa63875e79ff3e3e99ef7f99dc42eb17dde4af9765e865b770", kill_on_drop: false }`
[INFO] [stdout] b18b6e39eb5577aa63875e79ff3e3e99ef7f99dc42eb17dde4af9765e865b770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 089dfcdb78592986e7ec31656af3f915b6363b7181ee034a8d99fdf1ed5ceb5c
[INFO] running `Command { std: "docker" "start" "-a" "089dfcdb78592986e7ec31656af3f915b6363b7181ee034a8d99fdf1ed5ceb5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking finite_repr_derive v0.1.4 (/opt/rustwide/workdir/finite-repr-derive)
[INFO] [stdout] warning: trait `GetSpan` is never used
[INFO] [stdout]  --> finite-repr-derive/src/impl_error.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait GetSpan {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetSpan` is never used
[INFO] [stdout]  --> finite-repr-derive/src/impl_error.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait GetSpan {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking finite_repr v0.1.4 (/opt/rustwide/workdir/finite-repr-core)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stdout] warning: trait `GetSpan` is never used
[INFO] [stdout]  --> finite-repr-derive/src/impl_error.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait GetSpan {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.73s
[INFO] running `Command { std: "docker" "inspect" "089dfcdb78592986e7ec31656af3f915b6363b7181ee034a8d99fdf1ed5ceb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089dfcdb78592986e7ec31656af3f915b6363b7181ee034a8d99fdf1ed5ceb5c", kill_on_drop: false }`
[INFO] [stdout] 089dfcdb78592986e7ec31656af3f915b6363b7181ee034a8d99fdf1ed5ceb5c