[INFO] cloning repository https://github.com/chayleaf/ping-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chayleaf/ping-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchayleaf%2Fping-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchayleaf%2Fping-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf5e5f7e96fb477e015d44cd462fb996b944c896
[INFO] checking chayleaf/ping-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%2Fchayleaf%2Fping-exporter" "/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/chayleaf/ping-exporter
[INFO] finished tweaking git repo https://github.com/chayleaf/ping-exporter
[INFO] tweaked toml for git repo https://github.com/chayleaf/ping-exporter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chayleaf/ping-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/chayleaf/ping-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-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] 252fc181b131880b8676d5c1ca4078b5c421579d7a08cac555000744694e0c0a
[INFO] running `Command { std: "docker" "start" "-a" "252fc181b131880b8676d5c1ca4078b5c421579d7a08cac555000744694e0c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "252fc181b131880b8676d5c1ca4078b5c421579d7a08cac555000744694e0c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252fc181b131880b8676d5c1ca4078b5c421579d7a08cac555000744694e0c0a", kill_on_drop: false }`
[INFO] [stdout] 252fc181b131880b8676d5c1ca4078b5c421579d7a08cac555000744694e0c0a
[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] 44ff887cd0dc6b0a98777a498a1aa1bbd0c694dacf44b08b0d02fdb70c4bf110
[INFO] running `Command { std: "docker" "start" "-a" "44ff887cd0dc6b0a98777a498a1aa1bbd0c694dacf44b08b0d02fdb70c4bf110", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling axum-core v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]     Checking pnet_base v0.33.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling axum v0.7.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking pnet_macros_support v0.33.0
[INFO] [stderr]     Checking winnow v0.5.28
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking clap_builder v4.4.11
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]    Compiling pnet_macros v0.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking pnet_packet v0.33.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tokio v1.35.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking netns-rs v0.1.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking surge-ping v0.8.0
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking h2 v0.4.0
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking hyper v1.0.1
[INFO] [stderr]     Checking hyper-util v0.1.1
[INFO] [stderr]     Checking ping-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Interface, Infallible>
[INFO] [stdout]   --> src/main.rs:28:53
[INFO] [stdout]    |
[INFO] [stdout] 28 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 29 | |         Ok(if let Ok(val) = s.parse() {
[INFO] [stdout] 30 | |             Interface::Addr(val)
[INFO] [stdout] 31 | |         } else {
[INFO] [stdout] 32 | |             Interface::Name(s.to_owned())
[INFO] [stdout] 33 | |         })
[INFO] [stdout] 34 | |     }
[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<Interface, Infallible>
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         Ok(if let Ok(val) = s.parse() {
[INFO] [stdout] 30 | |             Interface::Addr(val)
[INFO] [stdout] 31 | |         } else {
[INFO] [stdout] 32 | |             Interface::Name(s.to_owned())
[INFO] [stdout] 33 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ping-exporter` (bin "ping-exporter") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Interface, Infallible>
[INFO] [stdout]   --> src/main.rs:28:53
[INFO] [stdout]    |
[INFO] [stdout] 28 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 29 | |         Ok(if let Ok(val) = s.parse() {
[INFO] [stdout] 30 | |             Interface::Addr(val)
[INFO] [stdout] 31 | |         } else {
[INFO] [stdout] 32 | |             Interface::Name(s.to_owned())
[INFO] [stdout] 33 | |         })
[INFO] [stdout] 34 | |     }
[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<Interface, Infallible>
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         Ok(if let Ok(val) = s.parse() {
[INFO] [stdout] 30 | |             Interface::Addr(val)
[INFO] [stdout] 31 | |         } else {
[INFO] [stdout] 32 | |             Interface::Name(s.to_owned())
[INFO] [stdout] 33 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ping-exporter` (bin "ping-exporter" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "44ff887cd0dc6b0a98777a498a1aa1bbd0c694dacf44b08b0d02fdb70c4bf110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ff887cd0dc6b0a98777a498a1aa1bbd0c694dacf44b08b0d02fdb70c4bf110", kill_on_drop: false }`
[INFO] [stdout] 44ff887cd0dc6b0a98777a498a1aa1bbd0c694dacf44b08b0d02fdb70c4bf110