[INFO] updating cached repository softprops/powerline
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/softprops/powerline
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/softprops/powerline" "work/ex/beta-1.37-6/sources/1.36.0/gh/softprops/powerline"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/softprops/powerline'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/softprops/powerline" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/powerline"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/powerline'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 510db8fc828fe349c2f44685c6754c4ffaf955d7
[INFO] sha for GitHub repo softprops/powerline: 510db8fc828fe349c2f44685c6754c4ffaf955d7
[INFO] validating manifest of softprops/powerline on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of softprops/powerline on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing softprops/powerline
[INFO] finished frobbing softprops/powerline
[INFO] frobbed toml for softprops/powerline written to work/ex/beta-1.37-6/sources/1.36.0/gh/softprops/powerline/Cargo.toml
[INFO] started frobbing softprops/powerline
[INFO] finished frobbing softprops/powerline
[INFO] frobbed toml for softprops/powerline written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/powerline/Cargo.toml
[INFO] crate softprops/powerline already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing softprops/powerline against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/powerline:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c69ad297ce76b4b30e93aee4f5b88b79270900290533cdfbfaabc82b700ec671
[INFO] running `"docker" "start" "-a" "c69ad297ce76b4b30e93aee4f5b88b79270900290533cdfbfaabc82b700ec671"`
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.23
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling curl-sys v0.3.15
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.17
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling git2 v0.6.9
[INFO] [stderr]    Compiling powerline 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/cwd.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if let Some(home) = env::home_dir() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "c69ad297ce76b4b30e93aee4f5b88b79270900290533cdfbfaabc82b700ec671"`
[INFO] running `"docker" "rm" "-f" "c69ad297ce76b4b30e93aee4f5b88b79270900290533cdfbfaabc82b700ec671"`
[INFO] [stdout] c69ad297ce76b4b30e93aee4f5b88b79270900290533cdfbfaabc82b700ec671
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/powerline:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4ce9797da49e26ceae40b8d5f0aeae24fd1c216434ef9eb2f066ba1d8fe0a23b
[INFO] running `"docker" "start" "-a" "4ce9797da49e26ceae40b8d5f0aeae24fd1c216434ef9eb2f066ba1d8fe0a23b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling powerline 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/cwd.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if let Some(home) = env::home_dir() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "4ce9797da49e26ceae40b8d5f0aeae24fd1c216434ef9eb2f066ba1d8fe0a23b"`
[INFO] running `"docker" "rm" "-f" "4ce9797da49e26ceae40b8d5f0aeae24fd1c216434ef9eb2f066ba1d8fe0a23b"`
[INFO] [stdout] 4ce9797da49e26ceae40b8d5f0aeae24fd1c216434ef9eb2f066ba1d8fe0a23b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/powerline:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] cd96453c9aa50f46142e985147e236eeffe3d2767b48700932c09aa511acd9a4
[INFO] running `"docker" "start" "-a" "cd96453c9aa50f46142e985147e236eeffe3d2767b48700932c09aa511acd9a4"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/powerline-50701fe6f0fa8754
[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/powerline-059720590146e2ba
[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 powerline
[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" "cd96453c9aa50f46142e985147e236eeffe3d2767b48700932c09aa511acd9a4"`
[INFO] running `"docker" "rm" "-f" "cd96453c9aa50f46142e985147e236eeffe3d2767b48700932c09aa511acd9a4"`
[INFO] [stdout] cd96453c9aa50f46142e985147e236eeffe3d2767b48700932c09aa511acd9a4