[INFO] cloning repository selfup/r_b_i_e
[INFO] running `"git" "clone" "--bare" "git://github.com/selfup/r_b_i_e.git" "work/cache/sources/gh/selfup/r_b_i_e"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/selfup/r_b_i_e'...
[INFO] running `"git" "clone" "work/cache/sources/gh/selfup/r_b_i_e" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/selfup/r_b_i_e"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/selfup/r_b_i_e'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/selfup/r_b_i_e" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/selfup/r_b_i_e"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/selfup/r_b_i_e'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 623d7a6834407adbdd8ad88275d829fc4209e01f
[INFO] sha for GitHub repo selfup/r_b_i_e: 623d7a6834407adbdd8ad88275d829fc4209e01f
[INFO] validating manifest of selfup/r_b_i_e on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of selfup/r_b_i_e on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing selfup/r_b_i_e
[INFO] finished frobbing selfup/r_b_i_e
[INFO] frobbed toml for selfup/r_b_i_e written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/selfup/r_b_i_e/Cargo.toml
[INFO] started frobbing selfup/r_b_i_e
[INFO] finished frobbing selfup/r_b_i_e
[INFO] frobbed toml for selfup/r_b_i_e written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/selfup/r_b_i_e/Cargo.toml
[INFO] crate selfup/r_b_i_e already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/pindell-matt/rust_bucket.git`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/selfup/r_b_i_e/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/pindell-matt/rust_bucket.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/pindell-matt/rust_bucket.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing selfup/r_b_i_e against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/selfup/r_b_i_e:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] fb3eebdf278e1c2ca31afaea911c7405c3d9b1f0f04ab8a328a8c7de4d84f719
[INFO] running `"docker" "start" "-a" "fb3eebdf278e1c2ca31afaea911c7405c3d9b1f0f04ab8a328a8c7de4d84f719"`
[INFO] [stderr]    Compiling syntex_pos v0.39.0
[INFO] [stderr]    Compiling serde_json v0.7.4
[INFO] [stderr]    Compiling syntex_errors v0.39.0
[INFO] [stderr]    Compiling syntex_syntax v0.39.0
[INFO] [stderr] warning[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.39.0/src/ext/expand.rs:659:25
[INFO] [stderr]     |
[INFO] [stderr] 649 |         let mut expander = MacroExpander::new(&mut cx);
[INFO] [stderr]     |                                               ------- mutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 659 |         let err_count = cx.parse_sess.span_diagnostic.err_count();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stderr] 660 |         let mut ret = expander.fold_crate(c);
[INFO] [stderr]     |                       -------- mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling syntex v0.39.0
[INFO] [stderr]    Compiling aster v0.22.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.4.0
[INFO] [stderr]    Compiling quasi v0.16.0
[INFO] [stderr]    Compiling quasi_codegen v0.16.0
[INFO] [stderr]    Compiling serde_codegen v0.7.15
[INFO] [stderr]    Compiling rust_bucket v0.1.0 (https://github.com/pindell-matt/rust_bucket.git#294a18cf)
[INFO] [stderr]    Compiling r_b_i_e v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `"docker" "inspect" "fb3eebdf278e1c2ca31afaea911c7405c3d9b1f0f04ab8a328a8c7de4d84f719"`
[INFO] running `"docker" "rm" "-f" "fb3eebdf278e1c2ca31afaea911c7405c3d9b1f0f04ab8a328a8c7de4d84f719"`
[INFO] [stdout] fb3eebdf278e1c2ca31afaea911c7405c3d9b1f0f04ab8a328a8c7de4d84f719
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/selfup/r_b_i_e:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1e3deb51a199b5222d2c75db07d05bc9410bccc0dcf56d776acfc5b6fb607731
[INFO] running `"docker" "start" "-a" "1e3deb51a199b5222d2c75db07d05bc9410bccc0dcf56d776acfc5b6fb607731"`
[INFO] [stderr]    Compiling r_b_i_e v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "1e3deb51a199b5222d2c75db07d05bc9410bccc0dcf56d776acfc5b6fb607731"`
[INFO] running `"docker" "rm" "-f" "1e3deb51a199b5222d2c75db07d05bc9410bccc0dcf56d776acfc5b6fb607731"`
[INFO] [stdout] 1e3deb51a199b5222d2c75db07d05bc9410bccc0dcf56d776acfc5b6fb607731
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/selfup/r_b_i_e:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 38e94f38aa96318bbf9f58e425406c413f3b28baf9a54e174d561899e74ee69d
[INFO] running `"docker" "start" "-a" "38e94f38aa96318bbf9f58e425406c413f3b28baf9a54e174d561899e74ee69d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r_b_i_e-d8c37db6066e7a72
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "38e94f38aa96318bbf9f58e425406c413f3b28baf9a54e174d561899e74ee69d"`
[INFO] running `"docker" "rm" "-f" "38e94f38aa96318bbf9f58e425406c413f3b28baf9a54e174d561899e74ee69d"`
[INFO] [stdout] 38e94f38aa96318bbf9f58e425406c413f3b28baf9a54e174d561899e74ee69d