[INFO] fetching crate abi_stable_derive 0.9.2...
[INFO] checking abi_stable_derive-0.9.2 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate abi_stable_derive 0.9.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate abi_stable_derive 0.9.2 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abi_stable_derive 0.9.2
[INFO] finished tweaking crates.io crate abi_stable_derive 0.9.2
[INFO] tweaked toml for crates.io crate abi_stable_derive 0.9.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded abi_stable_shared v0.9.0
[INFO] [stderr]   Downloaded as_derive_utils v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46abbdc33b77550b2f0f780fc594083e7068b1afafd06771d3a1da9f7a2b2984
[INFO] running `Command { std: "docker" "start" "-a" "46abbdc33b77550b2f0f780fc594083e7068b1afafd06771d3a1da9f7a2b2984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46abbdc33b77550b2f0f780fc594083e7068b1afafd06771d3a1da9f7a2b2984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46abbdc33b77550b2f0f780fc594083e7068b1afafd06771d3a1da9f7a2b2984", kill_on_drop: false }`
[INFO] [stdout] 46abbdc33b77550b2f0f780fc594083e7068b1afafd06771d3a1da9f7a2b2984
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cb2fe84c5f4a2e0e496fcd3a608a3a9f66d3ae77cb53b90038baef5d6e904b4
[INFO] running `Command { std: "docker" "start" "-a" "9cb2fe84c5f4a2e0e496fcd3a608a3a9f66d3ae77cb53b90038baef5d6e904b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling core_extensions v0.1.20
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.73
[INFO] [stderr]     Checking abi_stable_shared v0.9.0
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking as_derive_utils v0.9.0
[INFO] [stderr]     Checking abi_stable_derive v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/sabi_trait/attribute_parsing.rs:274:6
[INFO] [stdout]     |
[INFO] [stdout] 274 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/sabi_trait/attribute_parsing.rs:274:6
[INFO] [stdout]     |
[INFO] [stdout] 274 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sabi_trait/lifetime_unelider.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         mut ty: Type,
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sabi_trait/lifetime_unelider.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut this = LifetimeUnelider::new(&mut self_lifetime);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.49s
[INFO] running `Command { std: "docker" "inspect" "9cb2fe84c5f4a2e0e496fcd3a608a3a9f66d3ae77cb53b90038baef5d6e904b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb2fe84c5f4a2e0e496fcd3a608a3a9f66d3ae77cb53b90038baef5d6e904b4", kill_on_drop: false }`
[INFO] [stdout] 9cb2fe84c5f4a2e0e496fcd3a608a3a9f66d3ae77cb53b90038baef5d6e904b4