[INFO] fetching crate rweather-decoder 0.2.2...
[INFO] checking rweather-decoder-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rweather-decoder 0.2.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rweather-decoder 0.2.2
[INFO] finished tweaking crates.io crate rweather-decoder 0.2.2
[INFO] tweaked toml for crates.io crate rweather-decoder 0.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rweather-decoder 0.2.2 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 crates.io crate rweather-decoder 0.2.2 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] 204c8214b94fe0f8fb7167e017182b5c1a4721cf23eb8462ed1a60dae022c8a4
[INFO] running `Command { std: "docker" "start" "-a" "204c8214b94fe0f8fb7167e017182b5c1a4721cf23eb8462ed1a60dae022c8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "204c8214b94fe0f8fb7167e017182b5c1a4721cf23eb8462ed1a60dae022c8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204c8214b94fe0f8fb7167e017182b5c1a4721cf23eb8462ed1a60dae022c8a4", kill_on_drop: false }`
[INFO] [stdout] 204c8214b94fe0f8fb7167e017182b5c1a4721cf23eb8462ed1a60dae022c8a4
[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] 65c4d7ed4cfd817c8b2856d271960678625cd1d73446a89b18f66fa96c1247f3
[INFO] running `Command { std: "docker" "start" "-a" "65c4d7ed4cfd817c8b2856d271960678625cd1d73446a89b18f66fa96c1247f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking chronoutil v0.2.6
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking rweather-decoder v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/bin/decode-metar.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 | /     /// Input files (glob patterns separated by space)
[INFO] [stdout] 124 | |     #[structopt(required = true)]
[INFO] [stdout] 125 | |     input_globs: Vec<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] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/bin/decode-metar.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | /     /// Output JSON file. Same input reports will be deduplicated.
[INFO] [stdout] 127 | |     output: 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/bin/decode-metar.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 | /     /// Input files (glob patterns separated by space)
[INFO] [stdout] 124 | |     #[structopt(required = true)]
[INFO] [stdout] 125 | |     input_globs: Vec<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] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/bin/decode-metar.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | /     /// Output JSON file. Same input reports will be deduplicated.
[INFO] [stdout] 127 | |     output: PathBuf,
[INFO] [stdout]     | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rweather-decoder` (bin "decode-metar") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rweather-decoder` (bin "decode-metar" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "65c4d7ed4cfd817c8b2856d271960678625cd1d73446a89b18f66fa96c1247f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c4d7ed4cfd817c8b2856d271960678625cd1d73446a89b18f66fa96c1247f3", kill_on_drop: false }`
[INFO] [stdout] 65c4d7ed4cfd817c8b2856d271960678625cd1d73446a89b18f66fa96c1247f3
