[INFO] crate tsukuyomi-macros 0.5.2 is already in cache
[INFO] checking tsukuyomi-macros-0.5.2 against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] extracting crate tsukuyomi-macros 0.5.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tsukuyomi-macros 0.5.2 on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tsukuyomi-macros 0.5.2
[INFO] finished tweaking crates.io crate tsukuyomi-macros 0.5.2
[INFO] tweaked toml for crates.io crate tsukuyomi-macros 0.5.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "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] d5d5f29a44214fcc04b125a8ffbf1abc9511d707590dc9c76f797dfa7f286cef
[INFO] running `"docker" "start" "-a" "d5d5f29a44214fcc04b125a8ffbf1abc9511d707590dc9c76f797dfa7f286cef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]     Checking filetime v0.2.9
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking cookie v0.11.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking serde_plain v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking tsukuyomi-service v0.1.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking tsukuyomi-macros v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: unused extern crate
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/lib.rs:4:71
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![deny(nonstandard_style, rust_2018_idioms, rust_2018_compatibility, unused)]
[INFO] [stderr]   |                                                                       ^^^^^^
[INFO] [stderr]   = note: `#[deny(unused_extern_crates)]` implied by `#[deny(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `tsukuyomi-macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d5d5f29a44214fcc04b125a8ffbf1abc9511d707590dc9c76f797dfa7f286cef"`
[INFO] running `"docker" "rm" "-f" "d5d5f29a44214fcc04b125a8ffbf1abc9511d707590dc9c76f797dfa7f286cef"`
[INFO] [stdout] d5d5f29a44214fcc04b125a8ffbf1abc9511d707590dc9c76f797dfa7f286cef