[INFO] updating cached repository Inityx/tinyshell-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Inityx/tinyshell-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Inityx/tinyshell-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/Inityx/tinyshell-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Inityx/tinyshell-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Inityx/tinyshell-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Inityx/tinyshell-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Inityx/tinyshell-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a795f697e48b84f9b669103a80900867a3c89587
[INFO] sha for GitHub repo Inityx/tinyshell-rs: a795f697e48b84f9b669103a80900867a3c89587
[INFO] validating manifest of Inityx/tinyshell-rs 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 Inityx/tinyshell-rs 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 Inityx/tinyshell-rs
[INFO] finished frobbing Inityx/tinyshell-rs
[INFO] frobbed toml for Inityx/tinyshell-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/Inityx/tinyshell-rs/Cargo.toml
[INFO] started frobbing Inityx/tinyshell-rs
[INFO] finished frobbing Inityx/tinyshell-rs
[INFO] frobbed toml for Inityx/tinyshell-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Inityx/tinyshell-rs/Cargo.toml
[INFO] crate Inityx/tinyshell-rs 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 Inityx/tinyshell-rs 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Inityx/tinyshell-rs:/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] 42067cd9025daf5075532a822e262fd98d3ada923577b8b4035b6b3830d85f8b
[INFO] running `"docker" "start" "-a" "42067cd9025daf5075532a822e262fd98d3ada923577b8b4035b6b3830d85f8b"`
[INFO] [stderr]    Compiling tinyshell-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0658]: The `!` type is experimental
[INFO] [stderr]   --> src/task.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     type Err = !;
[INFO] [stderr]    |                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/35121
[INFO] [stderr] 
[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/shell.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 |             homedir: env::home_dir().unwrap_or(PathBuf::from("/")),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `tinyshell-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "42067cd9025daf5075532a822e262fd98d3ada923577b8b4035b6b3830d85f8b"`
[INFO] running `"docker" "rm" "-f" "42067cd9025daf5075532a822e262fd98d3ada923577b8b4035b6b3830d85f8b"`
[INFO] [stdout] 42067cd9025daf5075532a822e262fd98d3ada923577b8b4035b6b3830d85f8b