[INFO] cloning repository https://github.com/dalance/softether_exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dalance/softether_exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalance%2Fsoftether_exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdalance%2Fsoftether_exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88c6519f60f2c530a07afe14458f71518f2e7b6f
[INFO] checking dalance/softether_exporter 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%2Fdalance%2Fsoftether_exporter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/dalance/softether_exporter
[INFO] finished tweaking git repo https://github.com/dalance/softether_exporter
[INFO] tweaked toml for git repo https://github.com/dalance/softether_exporter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dalance/softether_exporter 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/dalance/softether_exporter 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] 063439ffb5c6d087ce51fb990dc1cf847cda1da0fce9d1bc80e6e97ae972ce1d
[INFO] running `Command { std: "docker" "start" "-a" "063439ffb5c6d087ce51fb990dc1cf847cda1da0fce9d1bc80e6e97ae972ce1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "063439ffb5c6d087ce51fb990dc1cf847cda1da0fce9d1bc80e6e97ae972ce1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063439ffb5c6d087ce51fb990dc1cf847cda1da0fce9d1bc80e6e97ae972ce1d", kill_on_drop: false }`
[INFO] [stdout] 063439ffb5c6d087ce51fb990dc1cf847cda1da0fce9d1bc80e6e97ae972ce1d
[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] cb6843fb3ae4f6d47a236e54b772788271e133218390fc6b0e62b8080dfd15e0
[INFO] running `Command { std: "docker" "start" "-a" "cb6843fb3ae4f6d47a236e54b772788271e133218390fc6b0e62b8080dfd15e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking toml_parser v1.0.4
[INFO] [stderr]     Checking unicase v1.4.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking toml_writer v1.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking traitobject v0.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking toml_datetime v0.7.3
[INFO] [stderr]     Checking serde_spanned v1.0.3
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking toml v0.9.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking protobuf-support v3.7.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking softether_exporter v0.2.1-pre (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `vlan_id`, `location`, `source`, and `connections` are never read
[INFO] [stdout]    --> src/softether_reader.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 354 | pub struct HubSession {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 355 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 356 |     pub vlan_id: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 357 |     pub location: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 358 |     pub user: String,
[INFO] [stdout] 359 |     pub source: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 360 |     pub connections: (f64, f64),
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HubSession` 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] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// Address on which to expose metrics and web interface.
[INFO] [stdout] 20 | |     #[structopt(long = "web.listen-address", default_value = ":9411")]
[INFO] [stdout] 21 | |     pub listen_address: 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/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// Config file.
[INFO] [stdout] 24 | |     #[structopt(long = "config.file")]
[INFO] [stdout] 25 | |     pub config: 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/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// Address on which to expose metrics and web interface.
[INFO] [stdout] 20 | |     #[structopt(long = "web.listen-address", default_value = ":9411")]
[INFO] [stdout] 21 | |     pub listen_address: 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/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// Config file.
[INFO] [stdout] 24 | |     #[structopt(long = "config.file")]
[INFO] [stdout] 25 | |     pub config: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `softether_exporter` (bin "softether_exporter") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `softether_exporter` (bin "softether_exporter" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "cb6843fb3ae4f6d47a236e54b772788271e133218390fc6b0e62b8080dfd15e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6843fb3ae4f6d47a236e54b772788271e133218390fc6b0e62b8080dfd15e0", kill_on_drop: false }`
[INFO] [stdout] cb6843fb3ae4f6d47a236e54b772788271e133218390fc6b0e62b8080dfd15e0