[INFO] cloning repository https://github.com/rmanoka/tygres-macros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmanoka/tygres-macros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmanoka%2Ftygres-macros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmanoka%2Ftygres-macros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b22905c0eb1951b2e61297af7ab88fa3d3d417bd
[INFO] testing rmanoka/tygres-macros against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmanoka%2Ftygres-macros" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmanoka/tygres-macros on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmanoka/tygres-macros
[INFO] finished tweaking git repo https://github.com/rmanoka/tygres-macros
[INFO] tweaked toml for git repo https://github.com/rmanoka/tygres-macros written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rmanoka/tygres-macros already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ident_case v1.0.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.25
[INFO] [stderr]   Downloaded darling_macro v0.8.2
[INFO] [stderr]   Downloaded darling v0.8.2
[INFO] [stderr]   Downloaded darling_core v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37fb2b9168a0b521e55b317f3cd03cd0c3248a2501bc69624d63854deb100d27
[INFO] running `Command { std: "docker" "start" "-a" "37fb2b9168a0b521e55b317f3cd03cd0c3248a2501bc69624d63854deb100d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37fb2b9168a0b521e55b317f3cd03cd0c3248a2501bc69624d63854deb100d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fb2b9168a0b521e55b317f3cd03cd0c3248a2501bc69624d63854deb100d27", kill_on_drop: false }`
[INFO] [stdout] 37fb2b9168a0b521e55b317f3cd03cd0c3248a2501bc69624d63854deb100d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 202d1820c75c0fcb98b2274f0fdd6e51c58a7866003e862aa4a9a9078d2540a9
[INFO] running `Command { std: "docker" "start" "-a" "202d1820c75c0fcb98b2274f0fdd6e51c58a7866003e862aa4a9a9078d2540a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling Inflector v0.11.3
[INFO] [stderr]    Compiling darling_core v0.8.2
[INFO] [stderr]    Compiling darling_macro v0.8.2
[INFO] [stderr]    Compiling darling v0.8.2
[INFO] [stderr]    Compiling tygres-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(extern_crate_item_prelude, arbitrary_self_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Type`
[INFO] [stdout]  --> src/builder.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Ident, TypeParamBound, Field, Type,
[INFO] [stdout]   |                            ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `TypeParamBound`
[INFO] [stdout]    --> src/schema.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     Ident, TypeParamBound, Field, Type,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token`
[INFO] [stdout]    --> src/setter.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 |     *, token,
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `token`
[INFO] [stdout]   --> src/getter.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     *, token,
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `punctuated::Punctuated`, `token`
[INFO] [stdout]    --> src/data.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 |     *, token,
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 101 |     punctuated::Punctuated,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/attrs.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |         if (path.segments.len() != 1) { return false; }
[INFO] [stdout]    |            ^                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 -         if (path.segments.len() != 1) { return false; }
[INFO] [stdout] 63 +         if path.segments.len() != 1 { return false; }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TokenStream`
[INFO] [stdout]   --> src/attrs.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 | use proc_macro2::{TokenStream, Literal};
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `TypeParamBound`, `Type`, `token`
[INFO] [stdout]   --> src/attrs.rs:92:15
[INFO] [stdout]    |
[INFO] [stdout] 92 |     *, Ident, TypeParamBound, Field, Type,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 93 |     punctuated::Punctuated,
[INFO] [stdout] 94 |     token,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tygres-macros` due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "202d1820c75c0fcb98b2274f0fdd6e51c58a7866003e862aa4a9a9078d2540a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202d1820c75c0fcb98b2274f0fdd6e51c58a7866003e862aa4a9a9078d2540a9", kill_on_drop: false }`
[INFO] [stdout] 202d1820c75c0fcb98b2274f0fdd6e51c58a7866003e862aa4a9a9078d2540a9