[INFO] fetching crate regecs-codegen 2.0.0-rc.1.0.0...
[INFO] building regecs-codegen-2.0.0-rc.1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate regecs-codegen 2.0.0-rc.1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate regecs-codegen 2.0.0-rc.1.0.0
[INFO] finished tweaking crates.io crate regecs-codegen 2.0.0-rc.1.0.0
[INFO] tweaked toml for crates.io crate regecs-codegen 2.0.0-rc.1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate regecs-codegen 2.0.0-rc.1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `regecs_codegen` library target)
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 472b969eb726c8c6516c8eda923fa13dce9d3a6935f085712ad5663679ae3d16
[INFO] running `Command { std: "docker" "start" "-a" "472b969eb726c8c6516c8eda923fa13dce9d3a6935f085712ad5663679ae3d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "472b969eb726c8c6516c8eda923fa13dce9d3a6935f085712ad5663679ae3d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "472b969eb726c8c6516c8eda923fa13dce9d3a6935f085712ad5663679ae3d16", kill_on_drop: false }`
[INFO] [stdout] 472b969eb726c8c6516c8eda923fa13dce9d3a6935f085712ad5663679ae3d16
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db628537afa638b0c1e07c7589c67a6330b6af107962782f5727630b3042d2d
[INFO] running `Command { std: "docker" "start" "-a" "7db628537afa638b0c1e07c7589c67a6330b6af107962782f5727630b3042d2d", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `regecs_codegen` library target)
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regecs-codegen v2.0.0-rc.1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `no_clear`
[INFO] [stdout]    --> src/clear.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let no_clear = f.attrs.iter().any(|v| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_clear`
[INFO] [stdout]    --> src/clear.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let no_clear = v.attrs.iter().any(|v| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_index` is never used
[INFO] [stdout]   --> src/dispatch.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl FieldName {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn to_index(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "7db628537afa638b0c1e07c7589c67a6330b6af107962782f5727630b3042d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db628537afa638b0c1e07c7589c67a6330b6af107962782f5727630b3042d2d", kill_on_drop: false }`
[INFO] [stdout] 7db628537afa638b0c1e07c7589c67a6330b6af107962782f5727630b3042d2d
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f8162cf1ddfb492b99bd0e5eaa6284ca4034298f1f4316af2bf97888923de39
[INFO] running `Command { std: "docker" "start" "-a" "6f8162cf1ddfb492b99bd0e5eaa6284ca4034298f1f4316af2bf97888923de39", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `regecs_codegen` library target)
[INFO] [stderr]    Compiling regecs-codegen v2.0.0-rc.1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `no_clear`
[INFO] [stdout]    --> src/clear.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let no_clear = v.attrs.iter().any(|v| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_clear`
[INFO] [stdout]    --> src/clear.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let no_clear = f.attrs.iter().any(|v| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_index` is never used
[INFO] [stdout]   --> src/dispatch.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl FieldName {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn to_index(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_clear`
[INFO] [stdout]    --> src/clear.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let no_clear = f.attrs.iter().any(|v| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_clear`
[INFO] [stdout]    --> src/clear.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let no_clear = v.attrs.iter().any(|v| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_index` is never used
[INFO] [stdout]   --> src/dispatch.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl FieldName {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn to_index(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "6f8162cf1ddfb492b99bd0e5eaa6284ca4034298f1f4316af2bf97888923de39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8162cf1ddfb492b99bd0e5eaa6284ca4034298f1f4316af2bf97888923de39", kill_on_drop: false }`
[INFO] [stdout] 6f8162cf1ddfb492b99bd0e5eaa6284ca4034298f1f4316af2bf97888923de39