[INFO] updating cached repository celaus/rust-macros
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/celaus/rust-macros
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/celaus/rust-macros" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/celaus/rust-macros"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/celaus/rust-macros'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/celaus/rust-macros" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/celaus/rust-macros"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/celaus/rust-macros'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 79d50ba60aa34698cb1a7e982b5e00200c923ce0
[INFO] sha for GitHub repo celaus/rust-macros: 79d50ba60aa34698cb1a7e982b5e00200c923ce0
[INFO] validating manifest of celaus/rust-macros on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of celaus/rust-macros on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing celaus/rust-macros
[INFO] finished frobbing celaus/rust-macros
[INFO] frobbed toml for celaus/rust-macros written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/celaus/rust-macros/Cargo.toml
[INFO] started frobbing celaus/rust-macros
[INFO] finished frobbing celaus/rust-macros
[INFO] frobbed toml for celaus/rust-macros written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/celaus/rust-macros/Cargo.toml
[INFO] crate celaus/rust-macros already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking celaus/rust-macros against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/celaus/rust-macros:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 45f30029fb5594fc2367f62508bf3337b73a9bba3945d5268bf43bd29166ed28
[INFO] running `"docker" "start" "-a" "45f30029fb5594fc2367f62508bf3337b73a9bba3945d5268bf43bd29166ed28"`
[INFO] [stderr]     Checking rust-macros v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / macro_rules! calc  {
[INFO] [stderr] 8  | |   (two) => { 1 + 1 };
[INFO] [stderr] 9  | |   (three) => { 1 + 2 }
[INFO] [stderr] 10 | | }
[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:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / macro_rules! repeat_n_times {
[INFO] [stderr] 13 | |     ($n:expr, $text:expr) => {(0..$n).map(|_| format!("{}", $text)).collect::<Vec<String>>()}
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | / macro_rules! handler {
[INFO] [stderr] 22 | |     ($i: ident, $body: block) => {
[INFO] [stderr] 23 | |         fn $i () -> Response $body
[INFO] [stderr] 24 | |     } 
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::BTreeSet`
[INFO] [stderr]   --> src/lib.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::collections::BTreeSet;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / macro_rules! set {
[INFO] [stderr] 30 | |  ( $( $item:expr ),* ) => {
[INFO] [stderr] 31 | |         {
[INFO] [stderr] 32 | |             let mut s = BTreeSet::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |     };
[INFO] [stderr] 39 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "45f30029fb5594fc2367f62508bf3337b73a9bba3945d5268bf43bd29166ed28"`
[INFO] running `"docker" "rm" "-f" "45f30029fb5594fc2367f62508bf3337b73a9bba3945d5268bf43bd29166ed28"`
[INFO] [stdout] 45f30029fb5594fc2367f62508bf3337b73a9bba3945d5268bf43bd29166ed28