[INFO] crate critcmp 0.1.2 is already in cache
[INFO] extracting crate critcmp 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/critcmp/0.1.2
[INFO] extracting crate critcmp 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/critcmp/0.1.2
[INFO] validating manifest of critcmp-0.1.2 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 critcmp-0.1.2 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 critcmp-0.1.2
[INFO] finished frobbing critcmp-0.1.2
[INFO] frobbed toml for critcmp-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/critcmp/0.1.2/Cargo.toml
[INFO] started frobbing critcmp-0.1.2
[INFO] finished frobbing critcmp-0.1.2
[INFO] frobbed toml for critcmp-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/critcmp/0.1.2/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 critcmp-0.1.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/critcmp/0.1.2:/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=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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cc7c07f3e2fcac3666f18a56ea68051c268aa3f8d713548b25f8017fa10d489a
[INFO] running `"docker" "start" "-a" "cc7c07f3e2fcac3666f18a56ea68051c268aa3f8d713548b25f8017fa10d489a"`
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling tabwriter v1.1.0
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling grep-cli v0.1.3
[INFO] [stderr]    Compiling critcmp v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             fail!("could not find any benchmark data");
[INFO] [stderr]     |             ------------------------------------------- in this macro invocation
[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/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |       ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 | /             fail!("pattern '{}' has no capturing groups, by grouping \
[INFO] [stderr] 173 | |                    benchmarks by a regex requires the use of at least \
[INFO] [stderr] 174 | |                    one capturing group", pattern);
[INFO] [stderr]     | |__________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |       ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 | /             fail!("\
[INFO] [stderr] 204 | |                 no criterion data exists at {}\n\
[INFO] [stderr] 205 | |                 set a different target directory with --target-dir or \
[INFO] [stderr] 206 | |                 set CARGO_TARGET_DIR\
[INFO] [stderr] 207 | |             ", crit_dir.display());
[INFO] [stderr]     | |___________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/app.rs:212:33
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn stdout(&self) -> Box<WriteColor> {
[INFO] [stderr]     |                                 ^^^^^^^^^^ help: use `dyn`: `dyn WriteColor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |       ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:235:21
[INFO] [stderr]     |
[INFO] [stderr] 235 | /                     fail!("\
[INFO] [stderr] 236 | |                         could not find Criterion output directory\n\
[INFO] [stderr] 237 | |                         try using --target-dir or set CARGO_TARGET_DIR\
[INFO] [stderr] 238 | |                     ");
[INFO] [stderr]     | |_______________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |                 err!("{}: {}", parent.display(), err)
[INFO] [stderr]     |                 ------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:105:17
[INFO] [stderr]     |
[INFO] [stderr] 105 |                 err!("unknown path: {}", err)
[INFO] [stderr]     |                 ----------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 err!("{}: could not find parent dir", path.display())
[INFO] [stderr]     |                 ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 err!("{}: could not find baseline name", path.display())
[INFO] [stderr]     |                 -------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |             err!("{}: {}", name, err)
[INFO] [stderr]     |             ------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |             err!("{}: {}", path.display(), err)
[INFO] [stderr]     |             ----------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:213:13
[INFO] [stderr]     |
[INFO] [stderr] 213 |             err!("{}: {}", name, err)
[INFO] [stderr]     |             ------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |             err!("{}: {}", path.display(), err)
[INFO] [stderr]     |             ----------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 | type Result<T> = result::Result<T, 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/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] ...
[INFO] [stderr] 61 |             None => fail!("failed to find baseline '{}'", baseline),
[INFO] [stderr]    |                     ----------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] ...
[INFO] [stderr] 77 |         fail!("no benchmark comparisons to show");
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.11s
[INFO] running `"docker" "inspect" "cc7c07f3e2fcac3666f18a56ea68051c268aa3f8d713548b25f8017fa10d489a"`
[INFO] running `"docker" "rm" "-f" "cc7c07f3e2fcac3666f18a56ea68051c268aa3f8d713548b25f8017fa10d489a"`
[INFO] [stdout] cc7c07f3e2fcac3666f18a56ea68051c268aa3f8d713548b25f8017fa10d489a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/critcmp/0.1.2:/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=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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5e2266cbf8aab014a007c810ea5d9c04ef6d43e0ee428a7395fb4e01326b7b73
[INFO] running `"docker" "start" "-a" "5e2266cbf8aab014a007c810ea5d9c04ef6d43e0ee428a7395fb4e01326b7b73"`
[INFO] [stderr]    Compiling critcmp v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             fail!("could not find any benchmark data");
[INFO] [stderr]     |             ------------------------------------------- in this macro invocation
[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/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |       ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 | /             fail!("pattern '{}' has no capturing groups, by grouping \
[INFO] [stderr] 173 | |                    benchmarks by a regex requires the use of at least \
[INFO] [stderr] 174 | |                    one capturing group", pattern);
[INFO] [stderr]     | |__________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |       ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 | /             fail!("\
[INFO] [stderr] 204 | |                 no criterion data exists at {}\n\
[INFO] [stderr] 205 | |                 set a different target directory with --target-dir or \
[INFO] [stderr] 206 | |                 set CARGO_TARGET_DIR\
[INFO] [stderr] 207 | |             ", crit_dir.display());
[INFO] [stderr]     | |___________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/app.rs:212:33
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn stdout(&self) -> Box<WriteColor> {
[INFO] [stderr]     |                                 ^^^^^^^^^^ help: use `dyn`: `dyn WriteColor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |       ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/app.rs:235:21
[INFO] [stderr]     |
[INFO] [stderr] 235 | /                     fail!("\
[INFO] [stderr] 236 | |                         could not find Criterion output directory\n\
[INFO] [stderr] 237 | |                         try using --target-dir or set CARGO_TARGET_DIR\
[INFO] [stderr] 238 | |                     ");
[INFO] [stderr]     | |_______________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |                 err!("{}: {}", parent.display(), err)
[INFO] [stderr]     |                 ------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:105:17
[INFO] [stderr]     |
[INFO] [stderr] 105 |                 err!("unknown path: {}", err)
[INFO] [stderr]     |                 ----------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 err!("{}: could not find parent dir", path.display())
[INFO] [stderr]     |                 ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 err!("{}: could not find baseline name", path.display())
[INFO] [stderr]     |                 -------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |             err!("{}: {}", name, err)
[INFO] [stderr]     |             ------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |             err!("{}: {}", path.display(), err)
[INFO] [stderr]     |             ----------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:213:13
[INFO] [stderr]     |
[INFO] [stderr] 213 |             err!("{}: {}", name, err)
[INFO] [stderr]     |             ------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:26:29
[INFO] [stderr]     |
[INFO] [stderr] 26  |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/data.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |             err!("{}: {}", path.display(), err)
[INFO] [stderr]     |             ----------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 | type Result<T> = result::Result<T, 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/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] ...
[INFO] [stderr] 61 |             None => fail!("failed to find baseline '{}'", baseline),
[INFO] [stderr]    |                     ----------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:29
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ($($tt:tt)*) => { Box::<::std::error::Error>::from(format!($($tt)*)); }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] ...
[INFO] [stderr] 77 |         fail!("no benchmark comparisons to show");
[INFO] [stderr]    |         ------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "5e2266cbf8aab014a007c810ea5d9c04ef6d43e0ee428a7395fb4e01326b7b73"`
[INFO] running `"docker" "rm" "-f" "5e2266cbf8aab014a007c810ea5d9c04ef6d43e0ee428a7395fb4e01326b7b73"`
[INFO] [stdout] 5e2266cbf8aab014a007c810ea5d9c04ef6d43e0ee428a7395fb4e01326b7b73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/critcmp/0.1.2:/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=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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 915d7dda627dd66ff9c35ea6a9957325f2f88dc33fe192b087a3a37369e50cac
[INFO] running `"docker" "start" "-a" "915d7dda627dd66ff9c35ea6a9957325f2f88dc33fe192b087a3a37369e50cac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[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] [stderr]      Running /opt/crater/target/debug/deps/critcmp-ddcad735fe7ae53d
[INFO] running `"docker" "inspect" "915d7dda627dd66ff9c35ea6a9957325f2f88dc33fe192b087a3a37369e50cac"`
[INFO] running `"docker" "rm" "-f" "915d7dda627dd66ff9c35ea6a9957325f2f88dc33fe192b087a3a37369e50cac"`
[INFO] [stdout] 915d7dda627dd66ff9c35ea6a9957325f2f88dc33fe192b087a3a37369e50cac