[INFO] crate deskent 0.1.0 is already in cache
[INFO] extracting crate deskent 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/deskent/0.1.0
[INFO] extracting crate deskent 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/deskent/0.1.0
[INFO] validating manifest of deskent-0.1.0 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 deskent-0.1.0 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 deskent-0.1.0
[INFO] finished frobbing deskent-0.1.0
[INFO] frobbed toml for deskent-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/deskent/0.1.0/Cargo.toml
[INFO] started frobbing deskent-0.1.0
[INFO] finished frobbing deskent-0.1.0
[INFO] frobbed toml for deskent-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/deskent/0.1.0/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] 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing deskent-0.1.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/deskent/0.1.0:/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] ad267be5a9d7dcc3846691c30b7a40d4dd69b9a1cce730ca9f5a6f23bad93796
[INFO] running `"docker" "start" "-a" "ad267be5a9d7dcc3846691c30b7a40d4dd69b9a1cce730ca9f5a6f23bad93796"`
[INFO] [stderr]    Compiling rust-ini v0.12.2
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling deskent 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/main.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let home = env::home_dir().ok_or(io::Error::new(io::ErrorKind::Other, "Couldn't get 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 10.53s
[INFO] running `"docker" "inspect" "ad267be5a9d7dcc3846691c30b7a40d4dd69b9a1cce730ca9f5a6f23bad93796"`
[INFO] running `"docker" "rm" "-f" "ad267be5a9d7dcc3846691c30b7a40d4dd69b9a1cce730ca9f5a6f23bad93796"`
[INFO] [stdout] ad267be5a9d7dcc3846691c30b7a40d4dd69b9a1cce730ca9f5a6f23bad93796
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/deskent/0.1.0:/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] 13478b0e6e13ce604c502fa6893e63480eb1f661766ede35113990054962956e
[INFO] running `"docker" "start" "-a" "13478b0e6e13ce604c502fa6893e63480eb1f661766ede35113990054962956e"`
[INFO] [stderr]    Compiling deskent 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/main.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let home = env::home_dir().ok_or(io::Error::new(io::ErrorKind::Other, "Couldn't get 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 0.50s
[INFO] running `"docker" "inspect" "13478b0e6e13ce604c502fa6893e63480eb1f661766ede35113990054962956e"`
[INFO] running `"docker" "rm" "-f" "13478b0e6e13ce604c502fa6893e63480eb1f661766ede35113990054962956e"`
[INFO] [stdout] 13478b0e6e13ce604c502fa6893e63480eb1f661766ede35113990054962956e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/deskent/0.1.0:/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] 46abeab60eef6776c009403dda10b5a55dfbe458e40f24e2e7c99d969665ecb7
[INFO] running `"docker" "start" "-a" "46abeab60eef6776c009403dda10b5a55dfbe458e40f24e2e7c99d969665ecb7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/deskent-8b10051b5bf1de5b
[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" "46abeab60eef6776c009403dda10b5a55dfbe458e40f24e2e7c99d969665ecb7"`
[INFO] running `"docker" "rm" "-f" "46abeab60eef6776c009403dda10b5a55dfbe458e40f24e2e7c99d969665ecb7"`
[INFO] [stdout] 46abeab60eef6776c009403dda10b5a55dfbe458e40f24e2e7c99d969665ecb7