[INFO] cloning repository https://github.com/selloriwoo/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/selloriwoo/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselloriwoo%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselloriwoo%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb009a00cca1b60599160f79b4baa01fdeb7ffe8
[INFO] checking selloriwoo/rust-practice against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselloriwoo%2Frust-practice" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/selloriwoo/rust-practice
[INFO] finished tweaking git repo https://github.com/selloriwoo/rust-practice
[INFO] tweaked toml for git repo https://github.com/selloriwoo/rust-practice written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/selloriwoo/rust-practice on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/selloriwoo/rust-practice 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f
[INFO] running `Command { std: "docker" "start" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.55
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[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0252]: the name `Either` is defined multiple times
[INFO] [stdout]  --> src/async_f.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use trpl::{Either, Html};
[INFO] [stdout]   |            ------ previous import of the type `Either` here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use trpl::Either;
[INFO] [stdout]   |     ^^^^^^^^^^^^ `Either` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Either` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0252`.
[INFO] [stdout] 
[INFO] [stdout] error[E0252]: the name `Either` is defined multiple times
[INFO] [stdout]  --> src/async_f.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use trpl::{Either, Html};
[INFO] [stdout]   |            ------ previous import of the type `Either` here
[INFO] [stdout] ...
[INFO] [stdout] 5 | use trpl::Either;
[INFO] [stdout]   |     ^^^^^^^^^^^^ `Either` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Either` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_cargo` (bin "hello_cargo" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0252`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_cargo` (bin "hello_cargo") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f", kill_on_drop: false }`
[INFO] [stdout] f7b8ba42940ca0b3a0db771b38862e0176f7b651ca73980d2129d993c501a65f
