[INFO] updating cached repository https://github.com/vlttnv/rusty-shell
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 32312888362183d17b23a778368864b9c7c54dae
[INFO] testing vlttnv/rusty-shell against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlttnv%2Frusty-shell" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vlttnv/rusty-shell on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/vlttnv/rusty-shell
[INFO] finished tweaking git repo https://github.com/vlttnv/rusty-shell
[INFO] tweaked toml for git repo https://github.com/vlttnv/rusty-shell written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/vlttnv/rusty-shell already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ca8ab2f6edd0ffcf14d98a754ecd0c590a7a5c67e5f9736aae54cdbe593455d6
[INFO] running `"docker" "start" "-a" "ca8ab2f6edd0ffcf14d98a754ecd0c590a7a5c67e5f9736aae54cdbe593455d6"`
[INFO] [stderr]    Compiling rusty_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `exit_code` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut exit_code;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_exit_code` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `exit_code` is never read
[INFO] [stderr]   --> src/main.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         exit_code = rsh_run(&args)
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "ca8ab2f6edd0ffcf14d98a754ecd0c590a7a5c67e5f9736aae54cdbe593455d6"`
[INFO] running `"docker" "rm" "-f" "ca8ab2f6edd0ffcf14d98a754ecd0c590a7a5c67e5f9736aae54cdbe593455d6"`
[INFO] [stdout] ca8ab2f6edd0ffcf14d98a754ecd0c590a7a5c67e5f9736aae54cdbe593455d6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] f29b638ee8ee6575ad15eb844c8f45be9b3e761feebeb7127444189d89faddfa
[INFO] running `"docker" "start" "-a" "f29b638ee8ee6575ad15eb844c8f45be9b3e761feebeb7127444189d89faddfa"`
[INFO] [stderr]    Compiling rusty_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `exit_code` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut exit_code;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_exit_code` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `exit_code` is never read
[INFO] [stderr]   --> src/main.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         exit_code = rsh_run(&args)
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "f29b638ee8ee6575ad15eb844c8f45be9b3e761feebeb7127444189d89faddfa"`
[INFO] running `"docker" "rm" "-f" "f29b638ee8ee6575ad15eb844c8f45be9b3e761feebeb7127444189d89faddfa"`
[INFO] [stdout] f29b638ee8ee6575ad15eb844c8f45be9b3e761feebeb7127444189d89faddfa
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 4717d8d343f23531281cba0c1ac48904a9ea67b1740fdca8b5ba24672a9b2e45
[INFO] running `"docker" "start" "-a" "4717d8d343f23531281cba0c1ac48904a9ea67b1740fdca8b5ba24672a9b2e45"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_shell-1ef31d62934101c3
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_rsh_cd ... ok
[INFO] [stdout] test tests::test_rsh_parse_line ... ok
[INFO] [stdout] /opt/rustwide
[INFO] [stdout] test tests::test_rsh_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4717d8d343f23531281cba0c1ac48904a9ea67b1740fdca8b5ba24672a9b2e45"`
[INFO] running `"docker" "rm" "-f" "4717d8d343f23531281cba0c1ac48904a9ea67b1740fdca8b5ba24672a9b2e45"`
[INFO] [stdout] 4717d8d343f23531281cba0c1ac48904a9ea67b1740fdca8b5ba24672a9b2e45