[INFO] fetching crate atomicwrites 0.2.2...
[INFO] extracting crate atomicwrites 0.2.2 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/atomicwrites/0.2.2
[INFO] extracting crate atomicwrites 0.2.2 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/atomicwrites/0.2.2
[INFO] validating manifest of atomicwrites-0.2.2 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 atomicwrites-0.2.2 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 atomicwrites-0.2.2
[INFO] finished frobbing atomicwrites-0.2.2
[INFO] frobbed toml for atomicwrites-0.2.2 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/atomicwrites/0.2.2/Cargo.toml
[INFO] started frobbing atomicwrites-0.2.2
[INFO] finished frobbing atomicwrites-0.2.2
[INFO] frobbed toml for atomicwrites-0.2.2 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/atomicwrites/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] building atomicwrites-0.2.2 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/atomicwrites/0.2.2:/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] cd8848f94d958dd911220f666eb72b0c1642baf211bb966a69453fafb2721d57
[INFO] running `"docker" "start" "-a" "cd8848f94d958dd911220f666eb72b0c1642baf211bb966a69453fafb2721d57"`
[INFO] [stderr]    Compiling atomicwrites v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn cause(&self) -> Option<&ErrorTrait> {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn ErrorTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "cd8848f94d958dd911220f666eb72b0c1642baf211bb966a69453fafb2721d57"`
[INFO] running `"docker" "rm" "-f" "cd8848f94d958dd911220f666eb72b0c1642baf211bb966a69453fafb2721d57"`
[INFO] [stdout] cd8848f94d958dd911220f666eb72b0c1642baf211bb966a69453fafb2721d57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/atomicwrites/0.2.2:/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] d66c1fe31650161e377ec2ff522ea0d9ab024847b16508ea4b0ab06dfb0b06bf
[INFO] running `"docker" "start" "-a" "d66c1fe31650161e377ec2ff522ea0d9ab024847b16508ea4b0ab06dfb0b06bf"`
[INFO] [stderr]    Compiling atomicwrites v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn cause(&self) -> Option<&ErrorTrait> {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn ErrorTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "d66c1fe31650161e377ec2ff522ea0d9ab024847b16508ea4b0ab06dfb0b06bf"`
[INFO] running `"docker" "rm" "-f" "d66c1fe31650161e377ec2ff522ea0d9ab024847b16508ea4b0ab06dfb0b06bf"`
[INFO] [stdout] d66c1fe31650161e377ec2ff522ea0d9ab024847b16508ea4b0ab06dfb0b06bf