[INFO] crate gc-arena 0.1.1 is already in cache
[INFO] testing gc-arena-0.1.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate gc-arena 0.1.1 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate gc-arena 0.1.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gc-arena 0.1.1
[INFO] finished tweaking crates.io crate gc-arena 0.1.1
[INFO] tweaked toml for crates.io crate gc-arena 0.1.1 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 69e6003e320adba4d1e9325a8c0253721d7ddee5591392fe4051f0c91f62b8a0
[INFO] running `"docker" "start" "-a" "69e6003e320adba4d1e9325a8c0253721d7ddee5591392fe4051f0c91f62b8a0"`
[INFO] [stderr] Compiling gc-arena-derive v0.1.1
[INFO] [stderr] Compiling gc-arena v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr] --> src/context.rs:52:36
[INFO] [stderr] |
[INFO] [stderr] 52 | all: Cell