[INFO] cloning repository https://github.com/Dwogo/Tutorial-hell-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dwogo/Tutorial-hell-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwogo%2FTutorial-hell-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwogo%2FTutorial-hell-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cac07a3e652fdb736264eec076acdad7c12f8fa2
[INFO] checking Dwogo/Tutorial-hell-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwogo%2FTutorial-hell-rs" "/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/Dwogo/Tutorial-hell-rs
[INFO] finished tweaking git repo https://github.com/Dwogo/Tutorial-hell-rs
[INFO] tweaked toml for git repo https://github.com/Dwogo/Tutorial-hell-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dwogo/Tutorial-hell-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dwogo/Tutorial-hell-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6a1fd80a925fa822445bf3be42158f8854bf307a68d3d3a1bfeb693fa8400e6
[INFO] running `Command { std: "docker" "start" "-a" "e6a1fd80a925fa822445bf3be42158f8854bf307a68d3d3a1bfeb693fa8400e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6a1fd80a925fa822445bf3be42158f8854bf307a68d3d3a1bfeb693fa8400e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a1fd80a925fa822445bf3be42158f8854bf307a68d3d3a1bfeb693fa8400e6", kill_on_drop: false }`
[INFO] [stdout] e6a1fd80a925fa822445bf3be42158f8854bf307a68d3d3a1bfeb693fa8400e6
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da66dc55bba319f8a034fdc9ba5e3736eb483190467fa32d67766cd3b8d46d61
[INFO] running `Command { std: "docker" "start" "-a" "da66dc55bba319f8a034fdc9ba5e3736eb483190467fa32d67766cd3b8d46d61", kill_on_drop: false }`
[INFO] [stderr]     Checking ppa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let chapter: String = line.trim().parse().unwrap();
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let yes_or_no: String = line.trim().parse().unwrap();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/c1.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let usr_name: String = usr_name.trim().parse().unwrap();
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/c4.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let usr_color: String = line.trim().parse().unwrap();
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ppa` (bin "ppa") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let chapter: String = line.trim().parse().unwrap();
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let yes_or_no: String = line.trim().parse().unwrap();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/c1.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let usr_name: String = usr_name.trim().parse().unwrap();
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/c4.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let usr_color: String = line.trim().parse().unwrap();
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ppa` (bin "ppa" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "da66dc55bba319f8a034fdc9ba5e3736eb483190467fa32d67766cd3b8d46d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da66dc55bba319f8a034fdc9ba5e3736eb483190467fa32d67766cd3b8d46d61", kill_on_drop: false }`
[INFO] [stdout] da66dc55bba319f8a034fdc9ba5e3736eb483190467fa32d67766cd3b8d46d61
