[INFO] fetching crate redacted_debug 0.1.0...
[INFO] checking redacted_debug-0.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate redacted_debug 0.1.0 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate redacted_debug 0.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redacted_debug 0.1.0
[INFO] finished tweaking crates.io crate redacted_debug 0.1.0
[INFO] tweaked toml for crates.io crate redacted_debug 0.1.0 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 603e2fa0ae933e2fb1e213349b8dc664334312357f972a4caf96d3c9c9ca8f9e
[INFO] running `Command { std: "docker" "start" "-a" "603e2fa0ae933e2fb1e213349b8dc664334312357f972a4caf96d3c9c9ca8f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "603e2fa0ae933e2fb1e213349b8dc664334312357f972a4caf96d3c9c9ca8f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603e2fa0ae933e2fb1e213349b8dc664334312357f972a4caf96d3c9c9ca8f9e", kill_on_drop: false }`
[INFO] [stdout] 603e2fa0ae933e2fb1e213349b8dc664334312357f972a4caf96d3c9c9ca8f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7471898f886f69dc7056c69c0978c4a501a0e9b961d837dd367ad371d03c0e5e
[INFO] running `Command { std: "docker" "start" "-a" "7471898f886f69dc7056c69c0978c4a501a0e9b961d837dd367ad371d03c0e5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking synstructure v0.10.2
[INFO] [stderr]     Checking redacted_debug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `GenericParam`, `Generics`, `parse_quote`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse_macro_input, parse_quote, Data, DeriveInput, Fields, GenericParam, Generics, Index};
[INFO] [stdout]   |                              ^^^^^^^^^^^                             ^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GenericParam`, `Generics`, `parse_quote`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse_macro_input, parse_quote, Data, DeriveInput, Fields, GenericParam, Generics, Index};
[INFO] [stdout]   |                              ^^^^^^^^^^^                             ^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `formatter`
[INFO] [stdout]   --> src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let (trayt, formatter) = (quote!(::core::fmt::Debug), quote!(::core::fmt::Formatter));
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_formatter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `formatter`
[INFO] [stdout]   --> src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let (trayt, formatter) = (quote!(::core::fmt::Debug), quote!(::core::fmt::Formatter));
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_formatter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.83s
[INFO] running `Command { std: "docker" "inspect" "7471898f886f69dc7056c69c0978c4a501a0e9b961d837dd367ad371d03c0e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7471898f886f69dc7056c69c0978c4a501a0e9b961d837dd367ad371d03c0e5e", kill_on_drop: false }`
[INFO] [stdout] 7471898f886f69dc7056c69c0978c4a501a0e9b961d837dd367ad371d03c0e5e