[INFO] fetching crate monitord 0.16.0... [INFO] checking monitord-0.16.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate monitord 0.16.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate monitord 0.16.0 [INFO] finished tweaking crates.io crate monitord 0.16.0 [INFO] tweaked toml for crates.io crate monitord 0.16.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate monitord 0.16.0 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 monitord 0.16.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d845b918da6f77309b3db731c825291a1ed744030eb3b5617b32312a52c61083 [INFO] running `Command { std: "docker" "start" "-a" "d845b918da6f77309b3db731c825291a1ed744030eb3b5617b32312a52c61083", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d845b918da6f77309b3db731c825291a1ed744030eb3b5617b32312a52c61083", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d845b918da6f77309b3db731c825291a1ed744030eb3b5617b32312a52c61083", kill_on_drop: false }` [INFO] [stdout] d845b918da6f77309b3db731c825291a1ed744030eb3b5617b32312a52c61083 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d1fd38be2822f70b40c4c40dbb18b5117374a735c9df265b50e98f6470202afd [INFO] running `Command { std: "docker" "start" "-a" "d1fd38be2822f70b40c4c40dbb18b5117374a735c9df265b50e98f6470202afd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling toml_datetime v0.7.2 [INFO] [stderr] Compiling toml_parser v1.0.3 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Compiling endi v1.1.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Compiling nix v0.30.1 [INFO] [stderr] Checking event-listener v5.4.1 [INFO] [stderr] Compiling rustix v0.36.17 [INFO] [stderr] Checking crc32fast v1.5.0 [INFO] [stderr] Checking thread_local v1.1.9 [INFO] [stderr] Checking linux-raw-sys v0.1.4 [INFO] [stderr] Checking nu-ansi-term v0.50.1 [INFO] [stderr] Compiling procfs v0.15.1 [INFO] [stderr] Checking indexmap v2.11.4 [INFO] [stderr] Checking clap_builder v4.5.48 [INFO] [stderr] Checking futures-lite v2.6.1 [INFO] [stderr] Checking ordered-stream v0.2.0 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Checking rustix v1.1.2 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Checking flate2 v1.1.4 [INFO] [stderr] Checking tracing-subscriber v0.3.20 [INFO] [stderr] Checking async-broadcast v0.7.2 [INFO] [stderr] Compiling toml_edit v0.23.6 [INFO] [stderr] Checking configparser v3.1.0 [INFO] [stderr] Compiling proc-macro-crate v3.4.0 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking io-lifetimes v1.0.11 [INFO] [stderr] Checking users v0.11.0 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking tempfile v3.23.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling enumflags2_derive v0.7.12 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling serde_repr v0.1.20 [INFO] [stderr] Compiling serde_tuple_macros v1.1.2 [INFO] [stderr] Compiling clap_derive v4.5.47 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling struct-field-names-as-array-derive v0.3.0 [INFO] [stderr] Compiling int-enum v1.2.0 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Checking struct-field-names-as-array v0.3.0 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking thiserror v2.0.17 [INFO] [stderr] Checking tracing-glog v0.4.1 [INFO] [stderr] Checking clap v4.5.48 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Checking enumflags2 v0.7.12 [INFO] [stderr] Checking zvariant_utils v3.2.1 [INFO] [stderr] Checking serde_tuple v1.1.2 [INFO] [stderr] Compiling zvariant_derive v5.7.0 [INFO] [stderr] Compiling zvariant v5.7.0 [INFO] [stderr] Checking zbus_names v4.2.0 [INFO] [stderr] Compiling zbus_macros v5.11.0 [INFO] [stderr] Checking zbus v5.11.0 [INFO] [stderr] Checking monitord v0.16.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/system.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | let minor = parts [INFO] [stdout] | _____________________^ [INFO] [stdout] 101 | | .next() [INFO] [stdout] 102 | | .with_context(|| "No valid minor version")? [INFO] [stdout] 103 | | .parse::() [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: std::result::Result [INFO] [stdout] --> src/system.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | let minor = parts [INFO] [stdout] | _____________________^ [INFO] [stdout] 101 | | .next() [INFO] [stdout] 102 | | .with_context(|| "No valid minor version")? [INFO] [stdout] 103 | | .parse::() [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 `monitord` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `monitord` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "d1fd38be2822f70b40c4c40dbb18b5117374a735c9df265b50e98f6470202afd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1fd38be2822f70b40c4c40dbb18b5117374a735c9df265b50e98f6470202afd", kill_on_drop: false }` [INFO] [stdout] d1fd38be2822f70b40c4c40dbb18b5117374a735c9df265b50e98f6470202afd