[INFO] crate as-dyn-trait 0.2.0 is already in cache
[INFO] checking as-dyn-trait-0.2.0 against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] extracting crate as-dyn-trait 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate as-dyn-trait 0.2.0 on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate as-dyn-trait 0.2.0
[INFO] finished tweaking crates.io crate as-dyn-trait 0.2.0
[INFO] tweaked toml for crates.io crate as-dyn-trait 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f611781d806f7f52669360e398d3b51c0edcc0c3206335459e887e53e04c490d
[INFO] running `"docker" "start" "-a" "f611781d806f7f52669360e398d3b51c0edcc0c3206335459e887e53e04c490d"`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking as-dyn-trait v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `extern crate` is not idiomatic in the new edition
[INFO] [stderr]    --> src/lib.rs:129:1
[INFO] [stderr]     |
[INFO] [stderr] 129 | extern crate proc_macro;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert it to a `use`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:13:5
[INFO] [stderr]     |
[INFO] [stderr] 13  |     unused_extern_crates,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern crate` is not idiomatic in the new edition
[INFO] [stderr]    --> src/lib.rs:129:1
[INFO] [stderr]     |
[INFO] [stderr] 129 | extern crate proc_macro;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert it to a `use`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:13:5
[INFO] [stderr]     |
[INFO] [stderr] 13  |     unused_extern_crates,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `"docker" "inspect" "f611781d806f7f52669360e398d3b51c0edcc0c3206335459e887e53e04c490d"`
[INFO] running `"docker" "rm" "-f" "f611781d806f7f52669360e398d3b51c0edcc0c3206335459e887e53e04c490d"`
[INFO] [stdout] f611781d806f7f52669360e398d3b51c0edcc0c3206335459e887e53e04c490d