[INFO] updating cached repository https://github.com/rubdos/macro-hierarchy-mwe
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 72b60eca68c97e6e1f8bb2347e04c4f72a14871e
[INFO] checking rubdos/macro-hierarchy-mwe against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frubdos%2Fmacro-hierarchy-mwe" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rubdos/macro-hierarchy-mwe on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rubdos/macro-hierarchy-mwe
[INFO] finished tweaking git repo https://github.com/rubdos/macro-hierarchy-mwe
[INFO] tweaked toml for git repo https://github.com/rubdos/macro-hierarchy-mwe written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rubdos/macro-hierarchy-mwe already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a109349920cb6159ed7920af4d202fc29f559a18ba21d4133845fa711f2845fe
[INFO] running `"docker" "start" "-a" "a109349920cb6159ed7920af4d202fc29f559a18ba21d4133845fa711f2845fe"`
[INFO] [stderr]     Checking macro-hierarchy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | /     macro_rules! bar {
[INFO] [stderr] 3 | |         ($i:ident) => {struct Bar;};
[INFO] [stderr] 4 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | /     macro_rules! bar {
[INFO] [stderr] 3 | |         ($i:ident) => {struct Bar;};
[INFO] [stderr] 4 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `bar!` in this scope
[INFO] [stderr]  --> tests/foo.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | foo!( m );
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `macro-hierarchy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a109349920cb6159ed7920af4d202fc29f559a18ba21d4133845fa711f2845fe"`
[INFO] running `"docker" "rm" "-f" "a109349920cb6159ed7920af4d202fc29f559a18ba21d4133845fa711f2845fe"`
[INFO] [stdout] a109349920cb6159ed7920af4d202fc29f559a18ba21d4133845fa711f2845fe