[INFO] fetching crate ref-cast 1.0.27...
[INFO] testing ref-cast-1.0.27 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ref-cast 1.0.27 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ref-cast 1.0.27
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ref-cast 1.0.27
[INFO] tweaked toml for crates.io crate ref-cast 1.0.27 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref-cast 1.0.27 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ref-cast 1.0.27 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dissimilar v1.0.11
[INFO] [stderr]   Downloaded ref-cast-test-suite v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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] 6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f
[INFO] running `Command { std: "docker" "start" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f", 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" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref-cast v1.0.27 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ref-cast-impl v1.0.27
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling dissimilar v1.0.11
[INFO] [stderr]    Compiling ref-cast-test-suite v0.0.0
[INFO] [stdout] error: expected item, found `@`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ref-cast-test-suite-0.0.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | @
[INFO] [stdout]   | ^ expected item
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ref-cast-test-suite` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f", kill_on_drop: false }`
[INFO] [stdout] 6d0f87c98db0e0c277da8ca1db7e2d75dbb98ecdf37ca9872770b46260863b7f
