[INFO] cloning repository https://github.com/DiscoBiscuit99/hektor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DiscoBiscuit99/hektor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiscoBiscuit99%2Fhektor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiscoBiscuit99%2Fhektor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e90efdaab930373e64c300d1a00cb30049902b78
[INFO] checking DiscoBiscuit99/hektor 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%2FDiscoBiscuit99%2Fhektor" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DiscoBiscuit99/hektor
[INFO] finished tweaking git repo https://github.com/DiscoBiscuit99/hektor
[INFO] tweaked toml for git repo https://github.com/DiscoBiscuit99/hektor written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DiscoBiscuit99/hektor 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/DiscoBiscuit99/hektor 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 319ae37c5ac7245b9ca3bba8c8e4599714033e303e9b98ece17e7d69fe2ea7a4
[INFO] running `Command { std: "docker" "start" "-a" "319ae37c5ac7245b9ca3bba8c8e4599714033e303e9b98ece17e7d69fe2ea7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "319ae37c5ac7245b9ca3bba8c8e4599714033e303e9b98ece17e7d69fe2ea7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319ae37c5ac7245b9ca3bba8c8e4599714033e303e9b98ece17e7d69fe2ea7a4", kill_on_drop: false }`
[INFO] [stdout] 319ae37c5ac7245b9ca3bba8c8e4599714033e303e9b98ece17e7d69fe2ea7a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0f0b2434bb145ba2d3ce9e65c9cc6076a91fc9476e953601c84c41ad06fc1a26
[INFO] running `Command { std: "docker" "start" "-a" "0f0b2434bb145ba2d3ce9e65c9cc6076a91fc9476e953601c84c41ad06fc1a26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking hektor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/editor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DisableMouseCapture`, `EnableMouseCapture`, `QueueableCommand`, `position`, and `queue`
[INFO] [stdout]   --> src/editor.rs:9:21
[INFO] [stdout]    |
[INFO] [stdout]  9 |     cursor::{ self, position },
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |         DisableMouseCapture, 
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         EnableMouseCapture,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     queue,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     QueueableCommand,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/editor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DisableMouseCapture`, `EnableMouseCapture`, `QueueableCommand`, `position`, and `queue`
[INFO] [stdout]   --> src/editor.rs:9:21
[INFO] [stdout]    |
[INFO] [stdout]  9 |     cursor::{ self, position },
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |         DisableMouseCapture, 
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         EnableMouseCapture,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     queue,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     QueueableCommand,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/editor.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     /// The name of the file you want to edit. 
[INFO] [stdout] 36 | |     #[structopt(name = "FILE")]
[INFO] [stdout] 37 | |     file_name: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             stdout().flush();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let _ = stdout().flush();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         stdout().flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let _ = stdout().flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             stdout().flush();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let _ = stdout().flush();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         stdout().flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 353 |         let _ = stdout().flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hektor` (lib) due to 1 previous error; 6 warnings emitted
[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/editor.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     /// The name of the file you want to edit. 
[INFO] [stdout] 36 | |     #[structopt(name = "FILE")]
[INFO] [stdout] 37 | |     file_name: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             stdout().flush();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let _ = stdout().flush();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         stdout().flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let _ = stdout().flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |             stdout().flush();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |             let _ = stdout().flush();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/editor.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         stdout().flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 353 |         let _ = stdout().flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hektor` (lib test) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0f0b2434bb145ba2d3ce9e65c9cc6076a91fc9476e953601c84c41ad06fc1a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0b2434bb145ba2d3ce9e65c9cc6076a91fc9476e953601c84c41ad06fc1a26", kill_on_drop: false }`
[INFO] [stdout] 0f0b2434bb145ba2d3ce9e65c9cc6076a91fc9476e953601c84c41ad06fc1a26
