[INFO] fetching crate renum 0.1.1...
[INFO] checking renum-0.1.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate renum 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate renum 0.1.1
[INFO] finished tweaking crates.io crate renum 0.1.1
[INFO] tweaked toml for crates.io crate renum 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate renum 0.1.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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 `renum` library target)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54dd244eadd708b6039aef5d7d55949dd2a8caef5fcb3c60c1d73420b49234e2
[INFO] running `Command { std: "docker" "start" "-a" "54dd244eadd708b6039aef5d7d55949dd2a8caef5fcb3c60c1d73420b49234e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54dd244eadd708b6039aef5d7d55949dd2a8caef5fcb3c60c1d73420b49234e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54dd244eadd708b6039aef5d7d55949dd2a8caef5fcb3c60c1d73420b49234e2", kill_on_drop: false }`
[INFO] [stdout] 54dd244eadd708b6039aef5d7d55949dd2a8caef5fcb3c60c1d73420b49234e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfc3f33fc76c304e166306d7461c7e2e998be2f4b4fa1bf74d6b0ea19eee3820
[INFO] running `Command { std: "docker" "start" "-a" "dfc3f33fc76c304e166306d7461c7e2e998be2f4b4fa1bf74d6b0ea19eee3820", 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 `renum` library target)
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking serde_spanned v1.0.3
[INFO] [stderr]     Checking toml_datetime v0.7.3
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking toml_writer v1.0.4
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking toml_parser v1.0.4
[INFO] [stderr]     Checking toml v0.9.8
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking renum v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constants `ZERO` and `BITS` are never used
[INFO] [stdout]   --> src/lib.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | trait Repr: std::marker::Copy + std::cmp::Ord + std::fmt::Debug + std::fmt::Display
[INFO] [stdout]    |       ---- associated constants in this trait
[INFO] [stdout] ...
[INFO] [stdout] 48 |   const ZERO: Self;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |   const BITS: u32;
[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 `0` is never read
[INFO] [stdout]    --> src/lib.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 158 |   DefaultVariant(syn::Ident)
[INFO] [stdout]     |   -------------- ^^^^^^^^^^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConfigOption` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 158 -   DefaultVariant(syn::Ident)
[INFO] [stdout] 158 +   DefaultVariant(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `ZERO` and `BITS` are never used
[INFO] [stdout]   --> src/lib.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | trait Repr: std::marker::Copy + std::cmp::Ord + std::fmt::Debug + std::fmt::Display
[INFO] [stdout]    |       ---- associated constants in this trait
[INFO] [stdout] ...
[INFO] [stdout] 48 |   const ZERO: Self;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |   const BITS: u32;
[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 `0` is never read
[INFO] [stdout]    --> src/lib.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 158 |   DefaultVariant(syn::Ident)
[INFO] [stdout]     |   -------------- ^^^^^^^^^^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConfigOption` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 158 -   DefaultVariant(syn::Ident)
[INFO] [stdout] 158 +   DefaultVariant(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking trybuild v1.0.114
[INFO] [stdout] warning: associated constants `ZERO` and `BITS` are never used
[INFO] [stdout]   --> src/lib.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | trait Repr: std::marker::Copy + std::cmp::Ord + std::fmt::Debug + std::fmt::Display
[INFO] [stdout]    |       ---- associated constants in this trait
[INFO] [stdout] ...
[INFO] [stdout] 48 |   const ZERO: Self;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |   const BITS: u32;
[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 `0` is never read
[INFO] [stdout]    --> src/lib.rs:158:18
[INFO] [stdout]     |
[INFO] [stdout] 158 |   DefaultVariant(syn::Ident)
[INFO] [stdout]     |   -------------- ^^^^^^^^^^
[INFO] [stdout]     |   |
[INFO] [stdout]     |   field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConfigOption` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 158 -   DefaultVariant(syn::Ident)
[INFO] [stdout] 158 +   DefaultVariant(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.92s
[INFO] running `Command { std: "docker" "inspect" "dfc3f33fc76c304e166306d7461c7e2e998be2f4b4fa1bf74d6b0ea19eee3820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc3f33fc76c304e166306d7461c7e2e998be2f4b4fa1bf74d6b0ea19eee3820", kill_on_drop: false }`
[INFO] [stdout] dfc3f33fc76c304e166306d7461c7e2e998be2f4b4fa1bf74d6b0ea19eee3820