[INFO] updating cached repository ikalnytskyi/vcstatus
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ikalnytskyi/vcstatus
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ikalnytskyi/vcstatus" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ikalnytskyi/vcstatus"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ikalnytskyi/vcstatus'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ikalnytskyi/vcstatus" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ikalnytskyi/vcstatus"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ikalnytskyi/vcstatus'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8bb7bbe4007f8fcd8c3edd2bd84478415e9a63bc
[INFO] sha for GitHub repo ikalnytskyi/vcstatus: 8bb7bbe4007f8fcd8c3edd2bd84478415e9a63bc
[INFO] validating manifest of ikalnytskyi/vcstatus 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 ikalnytskyi/vcstatus 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 ikalnytskyi/vcstatus
[INFO] finished frobbing ikalnytskyi/vcstatus
[INFO] frobbed toml for ikalnytskyi/vcstatus written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ikalnytskyi/vcstatus/Cargo.toml
[INFO] started frobbing ikalnytskyi/vcstatus
[INFO] finished frobbing ikalnytskyi/vcstatus
[INFO] frobbed toml for ikalnytskyi/vcstatus written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/ikalnytskyi/vcstatus/Cargo.toml
[INFO] crate ikalnytskyi/vcstatus 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ikalnytskyi/vcstatus against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/ikalnytskyi/vcstatus:/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 415a05b7dc78ef6837b5b363f056882c81dd6964b2686898c71d79517462da2c
[INFO] running `"docker" "start" "-a" "415a05b7dc78ef6837b5b363f056882c81dd6964b2686898c71d79517462da2c"`
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking vcstatus v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/git.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new(path: &Path) -> Option<Box<VCS>> {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/git.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn branch(&self) -> Result<String, Box<error::Error>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/vcs/git.rs:105:44
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn modified(&self) -> Result<bool, Box<error::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/hg.rs:27:43
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new(path: &Path) -> Option<Box<VCS>> {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/hg.rs:58:44
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn branch(&self) -> Result<String, Box<error::Error>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/hg.rs:71:44
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn modified(&self) -> Result<bool, Box<error::Error>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:17:49
[INFO] [stderr]    |
[INFO] [stderr] 17 | static SUPPORTED_VCS: [fn (&Path) -> Option<Box<VCS>>; 2] = [
[INFO] [stderr]    |                                                 ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:35:44
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn branch(&self) -> Result<String, Box<Error>>;
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:38:44
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn modified(&self) -> Result<bool, Box<Error>>;
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:52:43
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn get_vcs(path: &Path) -> Option<Box<VCS>> {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/git.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new(path: &Path) -> Option<Box<VCS>> {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/git.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn branch(&self) -> Result<String, Box<error::Error>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/vcs/git.rs:105:44
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn modified(&self) -> Result<bool, Box<error::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/hg.rs:27:43
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new(path: &Path) -> Option<Box<VCS>> {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/hg.rs:58:44
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn branch(&self) -> Result<String, Box<error::Error>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/hg.rs:71:44
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn modified(&self) -> Result<bool, Box<error::Error>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:17:49
[INFO] [stderr]    |
[INFO] [stderr] 17 | static SUPPORTED_VCS: [fn (&Path) -> Option<Box<VCS>>; 2] = [
[INFO] [stderr]    |                                                 ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:35:44
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn branch(&self) -> Result<String, Box<Error>>;
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:38:44
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn modified(&self) -> Result<bool, Box<Error>>;
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vcs/mod.rs:52:43
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn get_vcs(path: &Path) -> Option<Box<VCS>> {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn VCS`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.59s
[INFO] running `"docker" "inspect" "415a05b7dc78ef6837b5b363f056882c81dd6964b2686898c71d79517462da2c"`
[INFO] running `"docker" "rm" "-f" "415a05b7dc78ef6837b5b363f056882c81dd6964b2686898c71d79517462da2c"`
[INFO] [stdout] 415a05b7dc78ef6837b5b363f056882c81dd6964b2686898c71d79517462da2c