[INFO] cloning repository https://github.com/davidarmstronglewis/alacritty-theme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidarmstronglewis/alacritty-theme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidarmstronglewis%2Falacritty-theme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidarmstronglewis%2Falacritty-theme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0cc1aa0358863963aa51052285b0f2ad4e9c045
[INFO] checking davidarmstronglewis/alacritty-theme 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%2Fdavidarmstronglewis%2Falacritty-theme" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/davidarmstronglewis/alacritty-theme
[INFO] finished tweaking git repo https://github.com/davidarmstronglewis/alacritty-theme
[INFO] tweaked toml for git repo https://github.com/davidarmstronglewis/alacritty-theme written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/davidarmstronglewis/alacritty-theme 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/davidarmstronglewis/alacritty-theme 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e576920cdb1d9c379c156237ec87c61d655472fc95ff223b3b067ec926306847
[INFO] running `Command { std: "docker" "start" "-a" "e576920cdb1d9c379c156237ec87c61d655472fc95ff223b3b067ec926306847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e576920cdb1d9c379c156237ec87c61d655472fc95ff223b3b067ec926306847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e576920cdb1d9c379c156237ec87c61d655472fc95ff223b3b067ec926306847", kill_on_drop: false }`
[INFO] [stdout] e576920cdb1d9c379c156237ec87c61d655472fc95ff223b3b067ec926306847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 04ffb19da9e6981fdfa73b898104f881ab84413d145467c7df55b7f8e0db7614
[INFO] running `Command { std: "docker" "start" "-a" "04ffb19da9e6981fdfa73b898104f881ab84413d145467c7df55b7f8e0db7614", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking alacritty-theme v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod lib;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// Specifies the path of the Alacritty config
[INFO] [stdout] 20 | |     #[structopt(short = "c", long)]
[INFO] [stdout] 21 | |     config_file: Option<PathBuf>,
[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<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | /     /// Specifies the path of the Alacritty config
[INFO] [stdout] 31 | |     #[structopt(short = "c", long)]
[INFO] [stdout] 32 | |     config_file: Option<PathBuf>,
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     theme: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     /// Specifies the path of the Alacritty config
[INFO] [stdout] 43 | |     #[structopt(short = "c", long)]
[INFO] [stdout] 44 | |     config_file: Option<PathBuf>,
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alacritty-theme` (bin "alacritty-theme" test) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod lib;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// Specifies the path of the Alacritty config
[INFO] [stdout] 20 | |     #[structopt(short = "c", long)]
[INFO] [stdout] 21 | |     config_file: Option<PathBuf>,
[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<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | /     /// Specifies the path of the Alacritty config
[INFO] [stdout] 31 | |     #[structopt(short = "c", long)]
[INFO] [stdout] 32 | |     config_file: Option<PathBuf>,
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     theme: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/lib/cli.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     /// Specifies the path of the Alacritty config
[INFO] [stdout] 43 | |     #[structopt(short = "c", long)]
[INFO] [stdout] 44 | |     config_file: Option<PathBuf>,
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alacritty-theme` (bin "alacritty-theme") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "04ffb19da9e6981fdfa73b898104f881ab84413d145467c7df55b7f8e0db7614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ffb19da9e6981fdfa73b898104f881ab84413d145467c7df55b7f8e0db7614", kill_on_drop: false }`
[INFO] [stdout] 04ffb19da9e6981fdfa73b898104f881ab84413d145467c7df55b7f8e0db7614
