[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/beta-1.38-1/sources/1.37.0/gh/aergonaut/artifice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aergonaut/artifice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aergonaut/artifice" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aergonaut/artifice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 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 aergonaut/artifice 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 aergonaut/artifice
[INFO] finished frobbing aergonaut/artifice
[INFO] frobbed toml for aergonaut/artifice written to work/ex/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/gh/aergonaut/artifice/Cargo.toml
[INFO] crate aergonaut/artifice already has a lockfile, it will not be regenerated
[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 aergonaut/artifice 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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] 634700ff8fe594c4d2a407c6002deb66dc46507c4ab4c5c61b8584886474fbc6
[INFO] running `"docker" "start" "-a" "634700ff8fe594c4d2a407c6002deb66dc46507c4ab4c5c61b8584886474fbc6"`
[INFO] [stderr]    Compiling serde v1.0.36
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling encode_unicode v0.3.1
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling colored v1.6.0
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.27
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling fern v0.5.5
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.6
[INFO] [stderr]    Compiling serde_derive_internals v0.22.2
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.36
[INFO] [stderr]    Compiling tokio-core v0.1.16
[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 5m 43s
[INFO] running `"docker" "inspect" "634700ff8fe594c4d2a407c6002deb66dc46507c4ab4c5c61b8584886474fbc6"`
[INFO] running `"docker" "rm" "-f" "634700ff8fe594c4d2a407c6002deb66dc46507c4ab4c5c61b8584886474fbc6"`
[INFO] [stdout] 634700ff8fe594c4d2a407c6002deb66dc46507c4ab4c5c61b8584886474fbc6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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] 9bbaec5e404d48573880b6a3406f5edd1c089515a3cfa9c4f3f02acb0abca94e
[INFO] running `"docker" "start" "-a" "9bbaec5e404d48573880b6a3406f5edd1c089515a3cfa9c4f3f02acb0abca94e"`
[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 2.79s
[INFO] running `"docker" "inspect" "9bbaec5e404d48573880b6a3406f5edd1c089515a3cfa9c4f3f02acb0abca94e"`
[INFO] running `"docker" "rm" "-f" "9bbaec5e404d48573880b6a3406f5edd1c089515a3cfa9c4f3f02acb0abca94e"`
[INFO] [stdout] 9bbaec5e404d48573880b6a3406f5edd1c089515a3cfa9c4f3f02acb0abca94e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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] 7139698f7a2f5d289deddcede34477b12c104bdea4637ad6ce81b7f9e7dd3013
[INFO] running `"docker" "start" "-a" "7139698f7a2f5d289deddcede34477b12c104bdea4637ad6ce81b7f9e7dd3013"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/art-bc9fd2b17af6c467
[INFO] [stderr]      Running /opt/crater/target/debug/deps/art-0fe6f9c5a2df3e3f
[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] [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" "7139698f7a2f5d289deddcede34477b12c104bdea4637ad6ce81b7f9e7dd3013"`
[INFO] running `"docker" "rm" "-f" "7139698f7a2f5d289deddcede34477b12c104bdea4637ad6ce81b7f9e7dd3013"`
[INFO] [stdout] 7139698f7a2f5d289deddcede34477b12c104bdea4637ad6ce81b7f9e7dd3013