[INFO] fetching crate ruleset-macros 1.0.0...
[INFO] building ruleset-macros-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate ruleset-macros 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ruleset-macros 1.0.0
[INFO] finished tweaking crates.io crate ruleset-macros 1.0.0
[INFO] tweaked toml for crates.io crate ruleset-macros 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruleset-macros 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] crate crates.io crate ruleset-macros 1.0.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb4a44f9fcd9311d331c062e204388e0419ad1bea58cfc21350280ee5cdf98a9
[INFO] running `Command { std: "docker" "start" "-a" "bb4a44f9fcd9311d331c062e204388e0419ad1bea58cfc21350280ee5cdf98a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb4a44f9fcd9311d331c062e204388e0419ad1bea58cfc21350280ee5cdf98a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4a44f9fcd9311d331c062e204388e0419ad1bea58cfc21350280ee5cdf98a9", kill_on_drop: false }`
[INFO] [stdout] bb4a44f9fcd9311d331c062e204388e0419ad1bea58cfc21350280ee5cdf98a9
[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" "-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] 2e7fc76666dd86bbe58b2070fdfb6691445255abc361c26fdaa113e66a0fa726
[INFO] running `Command { std: "docker" "start" "-a" "2e7fc76666dd86bbe58b2070fdfb6691445255abc361c26fdaa113e66a0fa726", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling in_definite v1.0.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nanoid v0.4.0
[INFO] [stderr]    Compiling ruleset-macros v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> subrule.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Subrule {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 17 |     metadata: Option<TokenStream>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Subrule` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 10.80s
[INFO] running `Command { std: "docker" "inspect" "2e7fc76666dd86bbe58b2070fdfb6691445255abc361c26fdaa113e66a0fa726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7fc76666dd86bbe58b2070fdfb6691445255abc361c26fdaa113e66a0fa726", kill_on_drop: false }`
[INFO] [stdout] 2e7fc76666dd86bbe58b2070fdfb6691445255abc361c26fdaa113e66a0fa726
[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" "-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] 45b14c43c5bd455d35bebbf5a0ec86cb7618d54b6dda0d712ac7c8348d93c512
[INFO] running `Command { std: "docker" "start" "-a" "45b14c43c5bd455d35bebbf5a0ec86cb7618d54b6dda0d712ac7c8348d93c512", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruleset-macros v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> subrule.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Subrule {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 17 |     metadata: Option<TokenStream>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Subrule` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.57s
[INFO] running `Command { std: "docker" "inspect" "45b14c43c5bd455d35bebbf5a0ec86cb7618d54b6dda0d712ac7c8348d93c512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b14c43c5bd455d35bebbf5a0ec86cb7618d54b6dda0d712ac7c8348d93c512", kill_on_drop: false }`
[INFO] [stdout] 45b14c43c5bd455d35bebbf5a0ec86cb7618d54b6dda0d712ac7c8348d93c512