[INFO] cloning repository BurntSushi/rucd
[INFO] running `"git" "clone" "--bare" "git://github.com/BurntSushi/rucd.git" "work/cache/sources/gh/BurntSushi/rucd"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/BurntSushi/rucd'...
[INFO] running `"git" "clone" "work/cache/sources/gh/BurntSushi/rucd" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rucd"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rucd'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BurntSushi/rucd" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/rucd"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/rucd'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed9fa514ed44a8920a8cc336f35c1890b9161ee4
[INFO] sha for GitHub repo BurntSushi/rucd: ed9fa514ed44a8920a8cc336f35c1890b9161ee4
[INFO] validating manifest of BurntSushi/rucd 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/rucd 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/rucd
[INFO] finished frobbing BurntSushi/rucd
[INFO] frobbed toml for BurntSushi/rucd written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rucd/Cargo.toml
[INFO] started frobbing BurntSushi/rucd
[INFO] finished frobbing BurntSushi/rucd
[INFO] frobbed toml for BurntSushi/rucd written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/rucd/Cargo.toml
[INFO] crate BurntSushi/rucd 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing BurntSushi/rucd against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rucd:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 1219098eed7333617b30421de22a396cc5fee3ecbcbe5d86281d7a0a1dd4d008
[INFO] running `"docker" "start" "-a" "1219098eed7333617b30421de22a396cc5fee3ecbcbe5d86281d7a0a1dd4d008"`
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]    Compiling tabwriter v1.0.4
[INFO] [stderr]    Compiling fst v0.3.0
[INFO] [stderr]    Compiling rucd v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     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: variable does not need to be mutable
[INFO] [stderr]   --> src/name.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let mut entry = map.entry(cp).or_insert(Names::default());
[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]     Finished dev [unoptimized + debuginfo] target(s) in 15.77s
[INFO] running `"docker" "inspect" "1219098eed7333617b30421de22a396cc5fee3ecbcbe5d86281d7a0a1dd4d008"`
[INFO] running `"docker" "rm" "-f" "1219098eed7333617b30421de22a396cc5fee3ecbcbe5d86281d7a0a1dd4d008"`
[INFO] [stdout] 1219098eed7333617b30421de22a396cc5fee3ecbcbe5d86281d7a0a1dd4d008
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rucd:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7dd38fd7765ad89dc8f24805c531c6ddf8bc7c26c13c41ed0271ed47ac7ddad8
[INFO] running `"docker" "start" "-a" "7dd38fd7765ad89dc8f24805c531c6ddf8bc7c26c13c41ed0271ed47ac7ddad8"`
[INFO] [stderr]    Compiling rucd v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     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: variable does not need to be mutable
[INFO] [stderr]   --> src/name.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let mut entry = map.entry(cp).or_insert(Names::default());
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "7dd38fd7765ad89dc8f24805c531c6ddf8bc7c26c13c41ed0271ed47ac7ddad8"`
[INFO] running `"docker" "rm" "-f" "7dd38fd7765ad89dc8f24805c531c6ddf8bc7c26c13c41ed0271ed47ac7ddad8"`
[INFO] [stdout] 7dd38fd7765ad89dc8f24805c531c6ddf8bc7c26c13c41ed0271ed47ac7ddad8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rucd:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] c75aec99773ed9c5039f625f790bd21934aaae1fc4b676ee8c4c4b0deb78cbee
[INFO] running `"docker" "start" "-a" "c75aec99773ed9c5039f625f790bd21934aaae1fc4b676ee8c4c4b0deb78cbee"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rucd-439422923bdbc0bd
[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" "c75aec99773ed9c5039f625f790bd21934aaae1fc4b676ee8c4c4b0deb78cbee"`
[INFO] running `"docker" "rm" "-f" "c75aec99773ed9c5039f625f790bd21934aaae1fc4b676ee8c4c4b0deb78cbee"`
[INFO] [stdout] c75aec99773ed9c5039f625f790bd21934aaae1fc4b676ee8c4c4b0deb78cbee