[INFO] cloning repository https://github.com/andresdb91/ff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andresdb91/ff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresdb91%2Fff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresdb91%2Fff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0006458d64b1dd542429b3f4d3be0201089e6c8
[INFO] checking andresdb91/ff against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresdb91%2Fff" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andresdb91/ff
[INFO] finished tweaking git repo https://github.com/andresdb91/ff
[INFO] tweaked toml for git repo https://github.com/andresdb91/ff written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andresdb91/ff on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andresdb91/ff 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `super::models`
[INFO] [stdout]  --> crates/fflags/src/auth/jwt.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::models;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Algorithm`, `Header`, and `encode`
[INFO] [stdout]  --> crates/fflags/src/auth/jwt.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use jsonwebtoken::{Algorithm, DecodingKey, EncodingKey, Header, Validation, decode, encode};
[INFO] [stdout]   |                    ^^^^^^^^^                            ^^^^^^                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::models`
[INFO] [stdout]  --> crates/fflags/src/auth/jwt.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::models;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Algorithm`, `Header`, and `encode`
[INFO] [stdout]  --> crates/fflags/src/auth/jwt.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use jsonwebtoken::{Algorithm, DecodingKey, EncodingKey, Header, Validation, decode, encode};
[INFO] [stdout]   |                    ^^^^^^^^^                            ^^^^^^                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state`, `name`, and `kind` are never read
[INFO] [stdout]   --> crates/fflags/src/domain.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FeatureFlag {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     state: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     kind: FeatureFlagKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TokenCreation` is never constructed
[INFO] [stdout]   --> crates/fflags/src/auth/jwt.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum AuthError {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 15 |     TokenCreation,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `encoding` is never read
[INFO] [stdout]   --> crates/fflags/src/auth/jwt.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Keys {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 35 |     encoding: EncodingKey,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state`, `name`, and `kind` are never read
[INFO] [stdout]   --> crates/fflags/src/domain.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FeatureFlag {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     state: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     kind: FeatureFlagKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TokenCreation` is never constructed
[INFO] [stdout]   --> crates/fflags/src/auth/jwt.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum AuthError {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 15 |     TokenCreation,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `encoding` is never read
[INFO] [stdout]   --> crates/fflags/src/auth/jwt.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Keys {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 35 |     encoding: EncodingKey,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.99s
[INFO] running `Command { std: "docker" "inspect" "b84198df66bcdad824a603f3f7f66fdfde96c2a2c0a0f790299e75fa3e55681c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84198df66bcdad824a603f3f7f66fdfde96c2a2c0a0f790299e75fa3e55681c", kill_on_drop: false }`
[INFO] [stdout] b84198df66bcdad824a603f3f7f66fdfde96c2a2c0a0f790299e75fa3e55681c
