[INFO] crate dutree 0.2.9 is already in cache
[INFO] extracting crate dutree 0.2.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/dutree/0.2.9
[INFO] extracting crate dutree 0.2.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dutree/0.2.9
[INFO] validating manifest of dutree-0.2.9 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 dutree-0.2.9 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 dutree-0.2.9
[INFO] finished frobbing dutree-0.2.9
[INFO] frobbed toml for dutree-0.2.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dutree/0.2.9/Cargo.toml
[INFO] started frobbing dutree-0.2.9
[INFO] finished frobbing dutree-0.2.9
[INFO] frobbed toml for dutree-0.2.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dutree/0.2.9/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing dutree-0.2.9 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-2/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/dutree/0.2.9:/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] ead286b094f42baf74d87cebb4272d5560d509d96f756f6e5bb9bc4a03d4624e
[INFO] running `"docker" "start" "-a" "ead286b094f42baf74d87cebb4272d5560d509d96f756f6e5bb9bc4a03d4624e"`
[INFO] [stderr]    Compiling terminal_size v0.1.8
[INFO] [stderr]    Compiling dutree v0.2.9 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:512:25
[INFO] [stderr]     |
[INFO] [stderr] 512 |             let k = key.trim_left_matches( "*." );
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `"docker" "inspect" "ead286b094f42baf74d87cebb4272d5560d509d96f756f6e5bb9bc4a03d4624e"`
[INFO] running `"docker" "rm" "-f" "ead286b094f42baf74d87cebb4272d5560d509d96f756f6e5bb9bc4a03d4624e"`
[INFO] [stdout] ead286b094f42baf74d87cebb4272d5560d509d96f756f6e5bb9bc4a03d4624e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/dutree/0.2.9:/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] dff37902fbbcffbff248ec50d0e656695186634d0d5f15a2ad6568ed66b3e16e
[INFO] running `"docker" "start" "-a" "dff37902fbbcffbff248ec50d0e656695186634d0d5f15a2ad6568ed66b3e16e"`
[INFO] [stderr]    Compiling dutree v0.2.9 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:512:25
[INFO] [stderr]     |
[INFO] [stderr] 512 |             let k = key.trim_left_matches( "*." );
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `"docker" "inspect" "dff37902fbbcffbff248ec50d0e656695186634d0d5f15a2ad6568ed66b3e16e"`
[INFO] running `"docker" "rm" "-f" "dff37902fbbcffbff248ec50d0e656695186634d0d5f15a2ad6568ed66b3e16e"`
[INFO] [stdout] dff37902fbbcffbff248ec50d0e656695186634d0d5f15a2ad6568ed66b3e16e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/dutree/0.2.9:/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] c2fd78451dcaeddc5a06ec9d3f7ac320ba2609b7f0dec9b98ab086510c2535c6
[INFO] running `"docker" "start" "-a" "c2fd78451dcaeddc5a06ec9d3f7ac320ba2609b7f0dec9b98ab086510c2535c6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dutree-ea4c8046ecbc8cac
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dutree-ccb8591673ea5c6c
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::parse_ls_colors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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]    Doc-tests dutree
[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" "c2fd78451dcaeddc5a06ec9d3f7ac320ba2609b7f0dec9b98ab086510c2535c6"`
[INFO] running `"docker" "rm" "-f" "c2fd78451dcaeddc5a06ec9d3f7ac320ba2609b7f0dec9b98ab086510c2535c6"`
[INFO] [stdout] c2fd78451dcaeddc5a06ec9d3f7ac320ba2609b7f0dec9b98ab086510c2535c6