[INFO] cloning repository https://github.com/wisehackermonkey/oranedit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wisehackermonkey/oranedit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisehackermonkey%2Foranedit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisehackermonkey%2Foranedit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da646241cdbd545922ecfb7228f6d8413482b086
[INFO] checking wisehackermonkey/oranedit against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisehackermonkey%2Foranedit" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wisehackermonkey/oranedit
[INFO] finished tweaking git repo https://github.com/wisehackermonkey/oranedit
[INFO] tweaked toml for git repo https://github.com/wisehackermonkey/oranedit written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wisehackermonkey/oranedit on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wisehackermonkey/oranedit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v4.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b1e3525479a80699a46db2d98d8dd424234c8bfb667f62d003470b9906ea2f5
[INFO] running `Command { std: "docker" "start" "-a" "2b1e3525479a80699a46db2d98d8dd424234c8bfb667f62d003470b9906ea2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1e3525479a80699a46db2d98d8dd424234c8bfb667f62d003470b9906ea2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1e3525479a80699a46db2d98d8dd424234c8bfb667f62d003470b9906ea2f5", kill_on_drop: false }`
[INFO] [stdout] 2b1e3525479a80699a46db2d98d8dd424234c8bfb667f62d003470b9906ea2f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38187203936bbe5f53d766ff7b05a5770f52c7a29d7fb01f9eb1c324d021a3de
[INFO] running `Command { std: "docker" "start" "-a" "38187203936bbe5f53d766ff7b05a5770f52c7a29d7fb01f9eb1c324d021a3de", kill_on_drop: false }`
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking termion v4.0.5
[INFO] [stderr]     Checking oranedit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/main.rs:48:46
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn main() {
[INFO] [stdout]    | --------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 47 |
[INFO] [stdout] 48 |     let mut stdout = stdout().into_raw_mode()?;
[INFO] [stdout]    |                                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 46 ~ fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 47 |
[INFO] [stdout] ...
[INFO] [stdout] 69 |
[INFO] [stdout] 70 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oranedit` (bin "oranedit") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/main.rs:48:46
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn main() {
[INFO] [stdout]    | --------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 47 |
[INFO] [stdout] 48 |     let mut stdout = stdout().into_raw_mode()?;
[INFO] [stdout]    |                                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 46 ~ fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 47 |
[INFO] [stdout] ...
[INFO] [stdout] 69 |
[INFO] [stdout] 70 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oranedit` (bin "oranedit" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "38187203936bbe5f53d766ff7b05a5770f52c7a29d7fb01f9eb1c324d021a3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38187203936bbe5f53d766ff7b05a5770f52c7a29d7fb01f9eb1c324d021a3de", kill_on_drop: false }`
[INFO] [stdout] 38187203936bbe5f53d766ff7b05a5770f52c7a29d7fb01f9eb1c324d021a3de