[INFO] cloning repository https://github.com/vlttnv/rusty-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlttnv/rusty-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlttnv%2Frusty-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlttnv%2Frusty-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32312888362183d17b23a778368864b9c7c54dae
[INFO] testing vlttnv/rusty-shell against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlttnv%2Frusty-shell" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vlttnv/rusty-shell on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/vlttnv/rusty-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb363921b0ae4eb93051df70be40127d4f11a1fda889c04169f2c152d9b716ef
[INFO] running `Command { std: "docker" "start" "-a" "cb363921b0ae4eb93051df70be40127d4f11a1fda889c04169f2c152d9b716ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb363921b0ae4eb93051df70be40127d4f11a1fda889c04169f2c152d9b716ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb363921b0ae4eb93051df70be40127d4f11a1fda889c04169f2c152d9b716ef", kill_on_drop: false }`
[INFO] [stdout] cb363921b0ae4eb93051df70be40127d4f11a1fda889c04169f2c152d9b716ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa3c7694ece2045a1a4c07124086a4df8761a7e22b0b64d3b090fdf116f21189
[INFO] running `Command { std: "docker" "start" "-a" "fa3c7694ece2045a1a4c07124086a4df8761a7e22b0b64d3b090fdf116f21189", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `exit_code` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut exit_code;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_exit_code` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `exit_code` is never read
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         exit_code = rsh_run(&args)
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.67s
[INFO] running `Command { std: "docker" "inspect" "fa3c7694ece2045a1a4c07124086a4df8761a7e22b0b64d3b090fdf116f21189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3c7694ece2045a1a4c07124086a4df8761a7e22b0b64d3b090fdf116f21189", kill_on_drop: false }`
[INFO] [stdout] fa3c7694ece2045a1a4c07124086a4df8761a7e22b0b64d3b090fdf116f21189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5e6ce268eda8504e2e239b2ce83aa307531eacf3ebb3ed49b2d8cbe46ebb26a
[INFO] running `Command { std: "docker" "start" "-a" "e5e6ce268eda8504e2e239b2ce83aa307531eacf3ebb3ed49b2d8cbe46ebb26a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `exit_code` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut exit_code;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_exit_code` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `exit_code` is never read
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         exit_code = rsh_run(&args)
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e5e6ce268eda8504e2e239b2ce83aa307531eacf3ebb3ed49b2d8cbe46ebb26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e6ce268eda8504e2e239b2ce83aa307531eacf3ebb3ed49b2d8cbe46ebb26a", kill_on_drop: false }`
[INFO] [stdout] e5e6ce268eda8504e2e239b2ce83aa307531eacf3ebb3ed49b2d8cbe46ebb26a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6eb1cce4740251e4c03143488d397c2a53ebf1f1b56257977c1f2de8bbd26ff3
[INFO] running `Command { std: "docker" "start" "-a" "6eb1cce4740251e4c03143488d397c2a53ebf1f1b56257977c1f2de8bbd26ff3", kill_on_drop: false }`
[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] warning: `rusty_shell` (bin "rusty_shell" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.40s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_shell-9abcb5c8d77d9e8d)
[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; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6eb1cce4740251e4c03143488d397c2a53ebf1f1b56257977c1f2de8bbd26ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb1cce4740251e4c03143488d397c2a53ebf1f1b56257977c1f2de8bbd26ff3", kill_on_drop: false }`
[INFO] [stdout] 6eb1cce4740251e4c03143488d397c2a53ebf1f1b56257977c1f2de8bbd26ff3