[INFO] cloning repository BurntSushi/ucd-generate
[INFO] running `"git" "clone" "--bare" "git://github.com/BurntSushi/ucd-generate.git" "work/cache/sources/gh/BurntSushi/ucd-generate"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/BurntSushi/ucd-generate'...
[INFO] running `"git" "clone" "work/cache/sources/gh/BurntSushi/ucd-generate" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/ucd-generate"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/ucd-generate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BurntSushi/ucd-generate" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/ucd-generate"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/ucd-generate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b56d7f3f0c4e9a2a8c50023baa290a494191a0d5
[INFO] sha for GitHub repo BurntSushi/ucd-generate: b56d7f3f0c4e9a2a8c50023baa290a494191a0d5
[INFO] validating manifest of BurntSushi/ucd-generate 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 BurntSushi/ucd-generate 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 BurntSushi/ucd-generate
[INFO] removed workspace from BurntSushi/ucd-generate
[INFO] removed path dependency ucd-parse from BurntSushi/ucd-generate
[INFO] removed path dependency ucd-trie from BurntSushi/ucd-generate
[INFO] removed path dependency ucd-util from BurntSushi/ucd-generate
[INFO] finished frobbing BurntSushi/ucd-generate
[INFO] frobbed toml for BurntSushi/ucd-generate written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/ucd-generate/Cargo.toml
[INFO] started frobbing BurntSushi/ucd-generate
[INFO] removed workspace from BurntSushi/ucd-generate
[INFO] removed path dependency ucd-parse from BurntSushi/ucd-generate
[INFO] removed path dependency ucd-trie from BurntSushi/ucd-generate
[INFO] removed path dependency ucd-util from BurntSushi/ucd-generate
[INFO] finished frobbing BurntSushi/ucd-generate
[INFO] frobbed toml for BurntSushi/ucd-generate written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/ucd-generate/Cargo.toml
[INFO] crate BurntSushi/ucd-generate already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/ucd-generate/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex-automata v0.1.7
[INFO] [stderr]   Downloaded ucd-parse v0.1.3
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing BurntSushi/ucd-generate against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/ucd-generate:/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] 0afbe225c99eae22d24a50b0ea13ea1dee5fc4a99684a964cf874b64babe3360
[INFO] running `"docker" "start" "-a" "0afbe225c99eae22d24a50b0ea13ea1dee5fc4a99684a964cf874b64babe3360"`
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling regex-automata v0.1.7
[INFO] [stderr]    Compiling fst v0.3.3
[INFO] [stderr]    Compiling ucd-parse v0.1.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling ucd-generate v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:38:32
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/writer.rs:117:25
[INFO] [stderr]     |
[INFO] [stderr] 117 |     wtr: LineWriter<Box<io::Write + 'static>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn io::Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/util.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let mut inner_map = outer_map
[INFO] [stderr]     |                 ----^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/general_category.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let mut set = sets.entry(name).or_insert(BTreeSet::new());
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.76s
[INFO] running `"docker" "inspect" "0afbe225c99eae22d24a50b0ea13ea1dee5fc4a99684a964cf874b64babe3360"`
[INFO] running `"docker" "rm" "-f" "0afbe225c99eae22d24a50b0ea13ea1dee5fc4a99684a964cf874b64babe3360"`
[INFO] [stdout] 0afbe225c99eae22d24a50b0ea13ea1dee5fc4a99684a964cf874b64babe3360
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/ucd-generate:/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] dea57121ff2cce5a4dfc45a2d3f57a09720492638489753909ac08f7036ac7d0
[INFO] running `"docker" "start" "-a" "dea57121ff2cce5a4dfc45a2d3f57a09720492638489753909ac08f7036ac7d0"`
[INFO] [stderr]    Compiling ucd-generate v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:38:32
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/writer.rs:117:25
[INFO] [stderr]     |
[INFO] [stderr] 117 |     wtr: LineWriter<Box<io::Write + 'static>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn io::Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/util.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let mut inner_map = outer_map
[INFO] [stderr]     |                 ----^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/general_category.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let mut set = sets.entry(name).or_insert(BTreeSet::new());
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `"docker" "inspect" "dea57121ff2cce5a4dfc45a2d3f57a09720492638489753909ac08f7036ac7d0"`
[INFO] running `"docker" "rm" "-f" "dea57121ff2cce5a4dfc45a2d3f57a09720492638489753909ac08f7036ac7d0"`
[INFO] [stdout] dea57121ff2cce5a4dfc45a2d3f57a09720492638489753909ac08f7036ac7d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/ucd-generate:/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"`
[INFO] [stdout] 60256c688ddc19270beedd4a3d3c6d47ebb2797b27b85f48efb8075cb91717a4
[INFO] running `"docker" "start" "-a" "60256c688ddc19270beedd4a3d3c6d47ebb2797b27b85f48efb8075cb91717a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ucd_generate-e0a2e802b3b220bd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test writer::tests::packed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "60256c688ddc19270beedd4a3d3c6d47ebb2797b27b85f48efb8075cb91717a4"`
[INFO] running `"docker" "rm" "-f" "60256c688ddc19270beedd4a3d3c6d47ebb2797b27b85f48efb8075cb91717a4"`
[INFO] [stdout] 60256c688ddc19270beedd4a3d3c6d47ebb2797b27b85f48efb8075cb91717a4