[INFO] cloning repository https://github.com/gfaster/gubernator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfaster/gubernator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfaster%2Fgubernator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfaster%2Fgubernator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6c285afb65c03d3f97bd57d2120a1b69f4614d3
[INFO] checking gfaster/gubernator against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfaster%2Fgubernator" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gfaster/gubernator
[INFO] finished tweaking git repo https://github.com/gfaster/gubernator
[INFO] tweaked toml for git repo https://github.com/gfaster/gubernator written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gfaster/gubernator on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gfaster/gubernator 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f6bb9393004da3b62e41bef5ebbb79542a72e5aebac58d380e65454e6019563
[INFO] running `Command { std: "docker" "start" "-a" "6f6bb9393004da3b62e41bef5ebbb79542a72e5aebac58d380e65454e6019563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f6bb9393004da3b62e41bef5ebbb79542a72e5aebac58d380e65454e6019563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6bb9393004da3b62e41bef5ebbb79542a72e5aebac58d380e65454e6019563", kill_on_drop: false }`
[INFO] [stdout] 6f6bb9393004da3b62e41bef5ebbb79542a72e5aebac58d380e65454e6019563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbfd38310d3a783437e06bf29fe750ebd71a25dd9f9cf06ed1012022fbf0d288
[INFO] running `Command { std: "docker" "start" "-a" "fbfd38310d3a783437e06bf29fe750ebd71a25dd9f9cf06ed1012022fbf0d288", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling winnow v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling aws-lc-rs v1.16.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]    Compiling endi v1.1.1
[INFO] [stderr]     Checking rustls-pki-types v1.14.1
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[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-channel v0.3.32
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[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stderr]     Checking event-listener v5.4.1
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[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking slab v0.4.12
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[INFO] [stderr]     Checking fastrand v2.4.1
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking errno v0.3.14
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[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking sysinfo v0.30.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling aws-lc-sys v0.40.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking tokio v1.52.1
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking cobs v0.3.0
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stderr]     Checking postcard v1.1.3
[INFO] [stderr]     Checking zvariant_utils v3.3.1
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]    Compiling zvariant_derive v5.11.0
[INFO] [stderr]    Compiling zvariant v5.11.0
[INFO] [stderr]     Checking quick-xml v0.39.2
[INFO] [stderr]     Checking zbus_names v4.3.2
[INFO] [stderr]     Checking gub-wire v0.1.0 (/opt/rustwide/workdir/gub-wire)
[INFO] [stdout] warning: unused import: `num::NonZero`
[INFO] [stdout]  --> gub-wire/src/machine.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt, num::NonZero, str::FromStr, sync::Arc};
[INFO] [stdout]   |                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::NonZero`
[INFO] [stdout]  --> gub-wire/src/machine.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt, num::NonZero, str::FromStr, sync::Arc};
[INFO] [stdout]   |                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> gub-wire/src/sel_expr.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |             SelExpr::Package { fail: _, name } => todo!(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Exec` is never constructed
[INFO] [stdout]   --> gub-wire/src/job_req.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Exec {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `executable` is never read
[INFO] [stdout]   --> gub-wire/src/job_req.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Exec {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 57 |     executable: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `release` is never read
[INFO] [stdout]  --> gub-wire/src/uname.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Uname {
[INFO] [stdout]   |                   ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     release: Range<u16>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Uname` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `release` is never used
[INFO] [stdout]   --> gub-wire/src/uname.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Uname {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub(crate) fn release(&self) -> &str {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gub-wire` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> gub-wire/src/sel_expr.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |             SelExpr::Package { fail: _, name } => todo!(),
[INFO] [stdout]     |                                         ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Exec` is never constructed
[INFO] [stdout]   --> gub-wire/src/job_req.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Exec {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `executable` is never read
[INFO] [stdout]   --> gub-wire/src/job_req.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Exec {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 57 |     executable: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `release` is never read
[INFO] [stdout]  --> gub-wire/src/uname.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Uname {
[INFO] [stdout]   |                   ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     release: Range<u16>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Uname` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `release` is never used
[INFO] [stdout]   --> gub-wire/src/uname.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Uname {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub(crate) fn release(&self) -> &str {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gub-wire` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fbfd38310d3a783437e06bf29fe750ebd71a25dd9f9cf06ed1012022fbf0d288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfd38310d3a783437e06bf29fe750ebd71a25dd9f9cf06ed1012022fbf0d288", kill_on_drop: false }`
[INFO] [stdout] fbfd38310d3a783437e06bf29fe750ebd71a25dd9f9cf06ed1012022fbf0d288