[INFO] fetching crate rocket-config-codegen 0.0.4...
[INFO] testing rocket-config-codegen-0.0.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rocket-config-codegen 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rocket-config-codegen 0.0.4
[INFO] finished tweaking crates.io crate rocket-config-codegen 0.0.4
[INFO] tweaked toml for crates.io crate rocket-config-codegen 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rocket-config-codegen 0.0.4 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 110 packages to latest compatible versions
[INFO] [stderr]       Adding rocket v0.4.11 (available: v0.5.1)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded hmac v0.10.1
[INFO] [stderr]   Downloaded rocket-config v0.0.2
[INFO] [stderr]   Downloaded devise v0.2.1
[INFO] [stderr]   Downloaded pear_codegen v0.1.5
[INFO] [stderr]   Downloaded rocket-config-codegen v0.0.4
[INFO] [stderr]   Downloaded cpuid-bool v0.2.0
[INFO] [stderr]   Downloaded devise_codegen v0.2.1
[INFO] [stderr]   Downloaded pear v0.1.5
[INFO] [stderr]   Downloaded devise_core v0.2.1
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded cipher v0.2.5
[INFO] [stderr]   Downloaded hkdf v0.10.0
[INFO] [stderr]   Downloaded rocket_codegen v0.4.11
[INFO] [stderr]   Downloaded cookie v0.11.5
[INFO] [stderr]   Downloaded aes-soft v0.6.4
[INFO] [stderr]   Downloaded aesni v0.10.0
[INFO] [stderr]   Downloaded aes-gcm v0.8.0
[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] [stderr]   Downloaded aes v0.6.0
[INFO] [stderr]   Downloaded rocket_http v0.4.11
[INFO] [stderr]   Downloaded rocket v0.4.11
[INFO] [stderr]   Downloaded state v0.4.2
[INFO] [stderr]   Downloaded polyval v0.4.5
[INFO] [stderr]   Downloaded ghash v0.3.1
[INFO] [stderr]   Downloaded safemem v0.3.3
[INFO] [stderr]   Downloaded ctr v0.6.0
[INFO] [stderr]   Downloaded crypto-mac v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5edfad849ca8485f3f6e97e23d59368cdc23aac4727befe2510d8ec31992ea75
[INFO] running `Command { std: "docker" "start" "-a" "5edfad849ca8485f3f6e97e23d59368cdc23aac4727befe2510d8ec31992ea75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5edfad849ca8485f3f6e97e23d59368cdc23aac4727befe2510d8ec31992ea75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5edfad849ca8485f3f6e97e23d59368cdc23aac4727befe2510d8ec31992ea75", kill_on_drop: false }`
[INFO] [stdout] 5edfad849ca8485f3f6e97e23d59368cdc23aac4727befe2510d8ec31992ea75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02324f6b77fa5658a010b7eeed29f184acd2abe97bd86ce3ff86cbbae1ea0891
[INFO] running `Command { std: "docker" "start" "-a" "02324f6b77fa5658a010b7eeed29f184acd2abe97bd86ce3ff86cbbae1ea0891", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling rocket-config-codegen v0.0.4 (/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(proc_macro_diagnostic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![warn(rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] help: remove the unused `extern crate`
[INFO] [stdout]    |
[INFO] [stdout] 60 - extern crate proc_macro;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket-config-codegen` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "02324f6b77fa5658a010b7eeed29f184acd2abe97bd86ce3ff86cbbae1ea0891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02324f6b77fa5658a010b7eeed29f184acd2abe97bd86ce3ff86cbbae1ea0891", kill_on_drop: false }`
[INFO] [stdout] 02324f6b77fa5658a010b7eeed29f184acd2abe97bd86ce3ff86cbbae1ea0891
