[INFO] updating cached repository aergonaut/artifice
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aergonaut/artifice
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aergonaut/artifice" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/aergonaut/artifice"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/aergonaut/artifice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aergonaut/artifice" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aergonaut/artifice"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aergonaut/artifice'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c9ccab771ea7f0756a9e0b89f478ef9b7a9c7276
[INFO] sha for GitHub repo aergonaut/artifice: c9ccab771ea7f0756a9e0b89f478ef9b7a9c7276
[INFO] validating manifest of aergonaut/artifice on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aergonaut/artifice on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aergonaut/artifice
[INFO] finished frobbing aergonaut/artifice
[INFO] frobbed toml for aergonaut/artifice written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/aergonaut/artifice/Cargo.toml
[INFO] started frobbing aergonaut/artifice
[INFO] finished frobbing aergonaut/artifice
[INFO] frobbed toml for aergonaut/artifice written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aergonaut/artifice/Cargo.toml
[INFO] crate aergonaut/artifice has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing aergonaut/artifice against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aergonaut/artifice:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] b8cce91c2c2feb5a53a4e6f56ba781eff9bb38890045d1de0b65489bab1500ff
[INFO] running `"docker" "start" "-a" "b8cce91c2c2feb5a53a4e6f56ba781eff9bb38890045d1de0b65489bab1500ff"`
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling fern v0.5.5
[INFO] [stderr]    Compiling structopt-derive v0.2.6
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.7.1
[INFO] [stderr]    Compiling tokio-core v0.1.16
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling structopt v0.2.6
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling hyper v0.11.24
[INFO] [stderr]    Compiling hyper-tls v0.1.3
[INFO] [stderr]    Compiling reqwest v0.8.5
[INFO] [stderr]    Compiling git2 v0.7.1
[INFO] [stderr]    Compiling artifice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/config.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let home_dir = std::env::home_dir().ok_or(err_msg("Could not find user's home directory"))?;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 18s
[INFO] running `"docker" "inspect" "b8cce91c2c2feb5a53a4e6f56ba781eff9bb38890045d1de0b65489bab1500ff"`
[INFO] running `"docker" "rm" "-f" "b8cce91c2c2feb5a53a4e6f56ba781eff9bb38890045d1de0b65489bab1500ff"`
[INFO] [stdout] b8cce91c2c2feb5a53a4e6f56ba781eff9bb38890045d1de0b65489bab1500ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aergonaut/artifice:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 27b7a89d79e61fcd49cc19a9d30eca20b8bf05167d567a4c0e4194f1de86c5bc
[INFO] running `"docker" "start" "-a" "27b7a89d79e61fcd49cc19a9d30eca20b8bf05167d567a4c0e4194f1de86c5bc"`
[INFO] [stderr]    Compiling artifice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/config.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let home_dir = std::env::home_dir().ok_or(err_msg("Could not find user's home directory"))?;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `"docker" "inspect" "27b7a89d79e61fcd49cc19a9d30eca20b8bf05167d567a4c0e4194f1de86c5bc"`
[INFO] running `"docker" "rm" "-f" "27b7a89d79e61fcd49cc19a9d30eca20b8bf05167d567a4c0e4194f1de86c5bc"`
[INFO] [stdout] 27b7a89d79e61fcd49cc19a9d30eca20b8bf05167d567a4c0e4194f1de86c5bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aergonaut/artifice:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 9bb80758a686c49823a0b1bed15b83e25afa4bebf1666d5b02e4d5842770e70e
[INFO] running `"docker" "start" "-a" "9bb80758a686c49823a0b1bed15b83e25afa4bebf1666d5b02e4d5842770e70e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/art-ac8486ecf6dab92d
[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/art-aae20685b8df9fc4
[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 art
[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" "9bb80758a686c49823a0b1bed15b83e25afa4bebf1666d5b02e4d5842770e70e"`
[INFO] running `"docker" "rm" "-f" "9bb80758a686c49823a0b1bed15b83e25afa4bebf1666d5b02e4d5842770e70e"`
[INFO] [stdout] 9bb80758a686c49823a0b1bed15b83e25afa4bebf1666d5b02e4d5842770e70e