[INFO] cloning repository https://github.com/bluewing/acars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bluewing/acars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluewing%2Facars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluewing%2Facars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a48a2bf5d8eff40f16b899b5a1c69759d0af0788
[INFO] checking bluewing/acars 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%2Fbluewing%2Facars" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bluewing/acars
[INFO] finished tweaking git repo https://github.com/bluewing/acars
[INFO] tweaked toml for git repo https://github.com/bluewing/acars written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bluewing/acars 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/bluewing/acars 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1
[INFO] [stderr]       Adding bumpalo v3.19.0
[INFO] [stderr]       Adding cfg-if v1.0.4
[INFO] [stderr]       Adding equivalent v1.0.2
[INFO] [stderr]       Adding getrandom v0.2.8 (available: v0.2.16)
[INFO] [stderr]       Adding hashbrown v0.16.0
[INFO] [stderr]       Adding indexmap v2.12.0
[INFO] [stderr]       Adding js-sys v0.3.61 (available: v0.3.82)
[INFO] [stderr]       Adding log v0.4.28
[INFO] [stderr]       Adding memchr v2.7.6
[INFO] [stderr]       Adding num_enum v0.5.11
[INFO] [stderr]       Adding num_enum_derive v0.5.11
[INFO] [stderr]       Adding once_cell v1.21.3
[INFO] [stderr]       Adding proc-macro-crate v1.3.1
[INFO] [stderr]       Adding ring v0.16.20
[INFO] [stderr]       Adding ring v0.17.3 (available: v0.17.14)
[INFO] [stderr]       Adding rustls v0.20.9
[INFO] [stderr]       Adding rustls-ffi v0.8.2
[INFO] [stderr]       Adding rustls-pemfile v0.2.1
[INFO] [stderr]       Adding sct v0.7.1
[INFO] [stderr]       Adding spin v0.5.2
[INFO] [stderr]       Adding spin v0.9.8
[INFO] [stderr]       Adding toml_datetime v0.6.11
[INFO] [stderr]       Adding toml_edit v0.19.15
[INFO] [stderr]       Adding untrusted v0.7.1
[INFO] [stderr]       Adding untrusted v0.9.0
[INFO] [stderr]       Adding wasi v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]       Adding wasm-bindgen v0.2.84 (available: v0.2.105)
[INFO] [stderr]       Adding wasm-bindgen-backend v0.2.84 (available: v0.2.104)
[INFO] [stderr]       Adding wasm-bindgen-macro v0.2.84 (available: v0.2.105)
[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.84 (available: v0.2.105)
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.84 (available: v0.2.105)
[INFO] [stderr]       Adding web-sys v0.3.61 (available: v0.3.82)
[INFO] [stderr]       Adding webpki v0.22.4
[INFO] [stderr]       Adding windows-sys v0.48.0
[INFO] [stderr]       Adding windows-targets v0.48.5
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5
[INFO] [stderr]       Adding winnow v0.5.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0f0789b60499418fcbb4a60fcda57a98a51538e863401fef83b7b05a49b5317f
[INFO] running `Command { std: "docker" "start" "-a" "0f0789b60499418fcbb4a60fcda57a98a51538e863401fef83b7b05a49b5317f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f0789b60499418fcbb4a60fcda57a98a51538e863401fef83b7b05a49b5317f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0789b60499418fcbb4a60fcda57a98a51538e863401fef83b7b05a49b5317f", kill_on_drop: false }`
[INFO] [stdout] 0f0789b60499418fcbb4a60fcda57a98a51538e863401fef83b7b05a49b5317f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7b9c6c6fb1e695facf4c81763b01e3d571d03925c1fcaf30b95dfbbb447b20fc
[INFO] running `Command { std: "docker" "start" "-a" "7b9c6c6fb1e695facf4c81763b01e3d571d03925c1fcaf30b95dfbbb447b20fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling ring v0.17.3
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling rustls-ffi v0.8.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling curl-sys v0.4.55+curl-7.83.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking openssl-sys v0.9.74
[INFO] [stderr]    Compiling curl v0.4.43
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking acars v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:43:42
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn send_webhook_event(webhook_url: &str, mut payload_as_bytes: String) {
[INFO] [stdout]    |                                          ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `webhook_url` is never read
[INFO] [stdout]  --> src/acars_opts.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct AcarsOpts {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     #[structopt(long)]
[INFO] [stdout] 9 |     pub webhook_url: String
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AcarsOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AcarsError` is never constructed
[INFO] [stdout]  --> src/acars_error.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct AcarsError {
[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/acars_opts.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[structopt(long)]
[INFO] [stdout] 9 | |     pub webhook_url: 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 `acars` (bin "acars") due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:43:42
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn send_webhook_event(webhook_url: &str, mut payload_as_bytes: String) {
[INFO] [stdout]    |                                          ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `webhook_url` is never read
[INFO] [stdout]  --> src/acars_opts.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct AcarsOpts {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     #[structopt(long)]
[INFO] [stdout] 9 |     pub webhook_url: String
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AcarsOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AcarsError` is never constructed
[INFO] [stdout]  --> src/acars_error.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct AcarsError {
[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/acars_opts.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[structopt(long)]
[INFO] [stdout] 9 | |     pub webhook_url: 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 `acars` (bin "acars" test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7b9c6c6fb1e695facf4c81763b01e3d571d03925c1fcaf30b95dfbbb447b20fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b9c6c6fb1e695facf4c81763b01e3d571d03925c1fcaf30b95dfbbb447b20fc", kill_on_drop: false }`
[INFO] [stdout] 7b9c6c6fb1e695facf4c81763b01e3d571d03925c1fcaf30b95dfbbb447b20fc
