[INFO] crate rusty-release 0.7.0 is already in cache
[INFO] extracting crate rusty-release 0.7.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-release/0.7.0
[INFO] extracting crate rusty-release 0.7.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-release/0.7.0
[INFO] validating manifest of rusty-release-0.7.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rusty-release-0.7.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rusty-release-0.7.0
[INFO] finished frobbing rusty-release-0.7.0
[INFO] frobbed toml for rusty-release-0.7.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-release/0.7.0/Cargo.toml
[INFO] started frobbing rusty-release-0.7.0
[INFO] finished frobbing rusty-release-0.7.0
[INFO] frobbed toml for rusty-release-0.7.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-release/0.7.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rusty-release-0.7.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-release/0.7.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7e350a0f8ed6c70781c1dc92dde891d9157442ab6523a688e4042a254bc95cd7
[INFO] running `"docker" "start" "-a" "7e350a0f8ed6c70781c1dc92dde891d9157442ab6523a688e4042a254bc95cd7"`
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rusty-release v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/version_kind.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  |   /// A part of a semver version: Major.Minor.Patch
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 4  | / arg_enum! {
[INFO] [stderr] 5  | |     #[derive(Eq, PartialEq, Debug)]
[INFO] [stderr] 6  | |     pub enum VersionKind {
[INFO] [stderr] 7  | |         // increments the major part of the version
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.39s
[INFO] running `"docker" "inspect" "7e350a0f8ed6c70781c1dc92dde891d9157442ab6523a688e4042a254bc95cd7"`
[INFO] running `"docker" "rm" "-f" "7e350a0f8ed6c70781c1dc92dde891d9157442ab6523a688e4042a254bc95cd7"`
[INFO] [stdout] 7e350a0f8ed6c70781c1dc92dde891d9157442ab6523a688e4042a254bc95cd7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-release/0.7.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 762998b5b3ccfc3981aad481312ba74963e4fd169b2783f50db8741c924c64b3
[INFO] running `"docker" "start" "-a" "762998b5b3ccfc3981aad481312ba74963e4fd169b2783f50db8741c924c64b3"`
[INFO] [stderr]    Compiling rusty-release v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/version_kind.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  |   /// A part of a semver version: Major.Minor.Patch
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 4  | / arg_enum! {
[INFO] [stderr] 5  | |     #[derive(Eq, PartialEq, Debug)]
[INFO] [stderr] 6  | |     pub enum VersionKind {
[INFO] [stderr] 7  | |         // increments the major part of the version
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "762998b5b3ccfc3981aad481312ba74963e4fd169b2783f50db8741c924c64b3"`
[INFO] running `"docker" "rm" "-f" "762998b5b3ccfc3981aad481312ba74963e4fd169b2783f50db8741c924c64b3"`
[INFO] [stdout] 762998b5b3ccfc3981aad481312ba74963e4fd169b2783f50db8741c924c64b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-release/0.7.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7b4701aad9b1a8f3728a65a5eabceb2a0e0973260190b07fe5d6b61274d23258
[INFO] running `"docker" "start" "-a" "7b4701aad9b1a8f3728a65a5eabceb2a0e0973260190b07fe5d6b61274d23258"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_release-7de58d4b7e14e9fa
[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" "7b4701aad9b1a8f3728a65a5eabceb2a0e0973260190b07fe5d6b61274d23258"`
[INFO] running `"docker" "rm" "-f" "7b4701aad9b1a8f3728a65a5eabceb2a0e0973260190b07fe5d6b61274d23258"`
[INFO] [stdout] 7b4701aad9b1a8f3728a65a5eabceb2a0e0973260190b07fe5d6b61274d23258