[INFO] fetching crate regecs-codegen 2.0.0-rc.1.0.0...
[INFO] testing regecs-codegen-2.0.0-rc.1.0.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate regecs-codegen 2.0.0-rc.1.0.0 into /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate regecs-codegen 2.0.0-rc.1.0.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 551fab9096c32014eace03fe13c64ef65994ac3841bf4653950f938d456248d9
[INFO] running `Command { std: "docker" "start" "-a" "551fab9096c32014eace03fe13c64ef65994ac3841bf4653950f938d456248d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "551fab9096c32014eace03fe13c64ef65994ac3841bf4653950f938d456248d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551fab9096c32014eace03fe13c64ef65994ac3841bf4653950f938d456248d9", kill_on_drop: false }`
[INFO] [stdout] 551fab9096c32014eace03fe13c64ef65994ac3841bf4653950f938d456248d9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5580caa9692357f978e0b763e4aca2e434980a95f152f7bec679f85e371808db
[INFO] running `Command { std: "docker" "start" "-a" "5580caa9692357f978e0b763e4aca2e434980a95f152f7bec679f85e371808db", 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: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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "5580caa9692357f978e0b763e4aca2e434980a95f152f7bec679f85e371808db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5580caa9692357f978e0b763e4aca2e434980a95f152f7bec679f85e371808db", kill_on_drop: false }`
[INFO] [stdout] 5580caa9692357f978e0b763e4aca2e434980a95f152f7bec679f85e371808db
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 457689df4cc2e5d2899d154ff64cb5dbf295a76819909bdb4e9f16f9dedfec48
[INFO] running `Command { std: "docker" "start" "-a" "457689df4cc2e5d2899d154ff64cb5dbf295a76819909bdb4e9f16f9dedfec48", 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)]` 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: 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)]` 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)]` on by default
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "457689df4cc2e5d2899d154ff64cb5dbf295a76819909bdb4e9f16f9dedfec48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457689df4cc2e5d2899d154ff64cb5dbf295a76819909bdb4e9f16f9dedfec48", kill_on_drop: false }`
[INFO] [stdout] 457689df4cc2e5d2899d154ff64cb5dbf295a76819909bdb4e9f16f9dedfec48
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af22c15e06f027cb60c4e31cd0135b0ef03f3297646fcc0660e64a5acc1e6b8e
[INFO] running `Command { std: "docker" "start" "-a" "af22c15e06f027cb60c4e31cd0135b0ef03f3297646fcc0660e64a5acc1e6b8e", 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] warning: unused variable: `no_clear`
[INFO] [stderr]    --> src/clear.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let no_clear = v.attrs.iter().any(|v| {
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `no_clear`
[INFO] [stderr]    --> src/clear.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let no_clear = f.attrs.iter().any(|v| {
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_clear`
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_index` is never used
[INFO] [stderr]   --> src/dispatch.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 40 | impl FieldName {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn to_index(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `regecs-codegen` (lib) generated 3 warnings
[INFO] [stderr] warning: `regecs-codegen` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/regecs_codegen-c2d0f21fd5451052)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests regecs_codegen
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af22c15e06f027cb60c4e31cd0135b0ef03f3297646fcc0660e64a5acc1e6b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af22c15e06f027cb60c4e31cd0135b0ef03f3297646fcc0660e64a5acc1e6b8e", kill_on_drop: false }`
[INFO] [stdout] af22c15e06f027cb60c4e31cd0135b0ef03f3297646fcc0660e64a5acc1e6b8e