[INFO] cloning repository https://github.com/mrinalxdev/omen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrinalxdev/omen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrinalxdev%2Fomen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrinalxdev%2Fomen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41a9d58e67fc570e520626b4f245edde12795fd7
[INFO] checking mrinalxdev/omen 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%2Fmrinalxdev%2Fomen" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrinalxdev/omen
[INFO] finished tweaking git repo https://github.com/mrinalxdev/omen
[INFO] tweaked toml for git repo https://github.com/mrinalxdev/omen written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrinalxdev/omen 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/mrinalxdev/omen 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 85e07f11d515fa451ebdfd2b2865c4acfa152c752f7c438f63cafc161f48aae5
[INFO] running `Command { std: "docker" "start" "-a" "85e07f11d515fa451ebdfd2b2865c4acfa152c752f7c438f63cafc161f48aae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e07f11d515fa451ebdfd2b2865c4acfa152c752f7c438f63cafc161f48aae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e07f11d515fa451ebdfd2b2865c4acfa152c752f7c438f63cafc161f48aae5", kill_on_drop: false }`
[INFO] [stdout] 85e07f11d515fa451ebdfd2b2865c4acfa152c752f7c438f63cafc161f48aae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] bf9116adfdafe3a66e4e5c98d3373ea181de4512ee94bdaf52ee9e966ceacead
[INFO] running `Command { std: "docker" "start" "-a" "bf9116adfdafe3a66e4e5c98d3373ea181de4512ee94bdaf52ee9e966ceacead", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking askama_shared v0.12.2
[INFO] [stderr]    Compiling askama_derive v0.11.2
[INFO] [stderr]     Checking askama v0.11.1
[INFO] [stderr]     Checking omen_micro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct LibTemplate {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 15 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MainTemplate` is never constructed
[INFO] [stdout]   --> src/lib.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(crate) struct MainTemplate {
[INFO] [stdout]    |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LibTemplate` is never constructed
[INFO] [stdout]   --> src/lib.rs:57:23
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub(crate) struct LibTemplate {
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CargoTemplate` is never constructed
[INFO] [stdout]   --> src/lib.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) struct CargoTemplate {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct LibTemplate {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 15 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MainTemplate` is never constructed
[INFO] [stdout]   --> src/lib.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub(crate) struct MainTemplate {
[INFO] [stdout]    |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LibTemplate` is never constructed
[INFO] [stdout]   --> src/lib.rs:57:23
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub(crate) struct LibTemplate {
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CargoTemplate` is never constructed
[INFO] [stdout]   --> src/lib.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub(crate) struct CargoTemplate {
[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/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `omen_micro` (bin "omen") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `omen_micro` (bin "omen" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bf9116adfdafe3a66e4e5c98d3373ea181de4512ee94bdaf52ee9e966ceacead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9116adfdafe3a66e4e5c98d3373ea181de4512ee94bdaf52ee9e966ceacead", kill_on_drop: false }`
[INFO] [stdout] bf9116adfdafe3a66e4e5c98d3373ea181de4512ee94bdaf52ee9e966ceacead
