[INFO] fetching crate abi_stable_derive 0.9.2...
[INFO] checking abi_stable_derive-0.9.2 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate abi_stable_derive 0.9.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate abi_stable_derive 0.9.2 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99a8293c133804ccd90a6dfda0b74816855ff0299d58ccaa41be7fef4ee3708c
[INFO] running `Command { std: "docker" "start" "-a" "99a8293c133804ccd90a6dfda0b74816855ff0299d58ccaa41be7fef4ee3708c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99a8293c133804ccd90a6dfda0b74816855ff0299d58ccaa41be7fef4ee3708c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a8293c133804ccd90a6dfda0b74816855ff0299d58ccaa41be7fef4ee3708c", kill_on_drop: false }`
[INFO] [stdout] 99a8293c133804ccd90a6dfda0b74816855ff0299d58ccaa41be7fef4ee3708c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8077699391fdca307a7d55c4a72ea546d82d4dc04b742bbb0274262f771a67f
[INFO] running `Command { std: "docker" "start" "-a" "e8077699391fdca307a7d55c4a72ea546d82d4dc04b742bbb0274262f771a67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]    Compiling core_extensions v0.1.20
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking abi_stable_shared v0.9.0
[INFO] [stderr]     Checking regex v1.5.4
[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 33.50s
[INFO] running `Command { std: "docker" "inspect" "e8077699391fdca307a7d55c4a72ea546d82d4dc04b742bbb0274262f771a67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8077699391fdca307a7d55c4a72ea546d82d4dc04b742bbb0274262f771a67f", kill_on_drop: false }`
[INFO] [stdout] e8077699391fdca307a7d55c4a72ea546d82d4dc04b742bbb0274262f771a67f