[INFO] crate rusty-tags 3.5.1 is already in cache
[INFO] extracting crate rusty-tags 3.5.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-tags/3.5.1
[INFO] extracting crate rusty-tags 3.5.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-tags/3.5.1
[INFO] validating manifest of rusty-tags-3.5.1 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-tags-3.5.1 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-tags-3.5.1
[INFO] finished frobbing rusty-tags-3.5.1
[INFO] frobbed toml for rusty-tags-3.5.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rusty-tags/3.5.1/Cargo.toml
[INFO] started frobbing rusty-tags-3.5.1
[INFO] finished frobbing rusty-tags-3.5.1
[INFO] frobbed toml for rusty-tags-3.5.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rusty-tags/3.5.1/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-tags-3.5.1 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-7/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-tags/3.5.1:/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] a89a56915b371b5761f7767d9df989bfb4a501aa5406fe76818ad5e59f8030af
[INFO] running `"docker" "start" "-a" "a89a56915b371b5761f7767d9df989bfb4a501aa5406fe76818ad5e59f8030af"`
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rusty-tags v3.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/types.rs:417:1
[INFO] [stderr]     |
[INFO] [stderr] 417 |   /// which kind of tags are created
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 418 | / arg_enum! {
[INFO] [stderr] 419 | |     #[derive(Eq, PartialEq, Debug)]
[INFO] [stderr] 420 | |     pub enum TagsKind {
[INFO] [stderr] 421 | |         Vi,
[INFO] [stderr] 422 | |         Emacs
[INFO] [stderr] 423 | |     }
[INFO] [stderr] 424 | | }
[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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:60:45
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn all_sources<'a>(&'a self) -> Box<Iterator<Item=&Source> + 'a> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&Source> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.59s
[INFO] running `"docker" "inspect" "a89a56915b371b5761f7767d9df989bfb4a501aa5406fe76818ad5e59f8030af"`
[INFO] running `"docker" "rm" "-f" "a89a56915b371b5761f7767d9df989bfb4a501aa5406fe76818ad5e59f8030af"`
[INFO] [stdout] a89a56915b371b5761f7767d9df989bfb4a501aa5406fe76818ad5e59f8030af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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-tags/3.5.1:/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] c23fe719709f07fad1d45069c0ef88d3ad17804cb1f97ebe8109804621244b0f
[INFO] running `"docker" "start" "-a" "c23fe719709f07fad1d45069c0ef88d3ad17804cb1f97ebe8109804621244b0f"`
[INFO] [stderr]    Compiling rusty-tags v3.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/types.rs:417:1
[INFO] [stderr]     |
[INFO] [stderr] 417 |   /// which kind of tags are created
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 418 | / arg_enum! {
[INFO] [stderr] 419 | |     #[derive(Eq, PartialEq, Debug)]
[INFO] [stderr] 420 | |     pub enum TagsKind {
[INFO] [stderr] 421 | |         Vi,
[INFO] [stderr] 422 | |         Emacs
[INFO] [stderr] 423 | |     }
[INFO] [stderr] 424 | | }
[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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:60:45
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn all_sources<'a>(&'a self) -> Box<Iterator<Item=&Source> + 'a> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&Source> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "c23fe719709f07fad1d45069c0ef88d3ad17804cb1f97ebe8109804621244b0f"`
[INFO] running `"docker" "rm" "-f" "c23fe719709f07fad1d45069c0ef88d3ad17804cb1f97ebe8109804621244b0f"`
[INFO] [stdout] c23fe719709f07fad1d45069c0ef88d3ad17804cb1f97ebe8109804621244b0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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-tags/3.5.1:/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] b37b5d42b62b785cc756d0cb81b691647fdd30352fa776ba2aa9c827e36063e6
[INFO] running `"docker" "start" "-a" "b37b5d42b62b785cc756d0cb81b691647fdd30352fa776ba2aa9c827e36063e6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_tags-76ad03ca8caa2d93
[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" "b37b5d42b62b785cc756d0cb81b691647fdd30352fa776ba2aa9c827e36063e6"`
[INFO] running `"docker" "rm" "-f" "b37b5d42b62b785cc756d0cb81b691647fdd30352fa776ba2aa9c827e36063e6"`
[INFO] [stdout] b37b5d42b62b785cc756d0cb81b691647fdd30352fa776ba2aa9c827e36063e6