[INFO] fetching crate abi_stable_derive 0.11.3...
[INFO] checking abi_stable_derive-0.11.3 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate abi_stable_derive 0.11.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate abi_stable_derive 0.11.3 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abi_stable_derive 0.11.3
[INFO] finished tweaking crates.io crate abi_stable_derive 0.11.3
[INFO] tweaked toml for crates.io crate abi_stable_derive 0.11.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.7.20 (latest: v1.1.3)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding ron v0.7.1 (latest: v0.8.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-arena v2.0.2
[INFO] [stderr]   Downloaded as_derive_utils v0.11.0
[INFO] [stderr]   Downloaded abi_stable_shared v0.11.0
[INFO] [stderr]   Downloaded core_extensions v1.5.3
[INFO] [stderr]   Downloaded ron v0.7.1
[INFO] [stderr]   Downloaded aho-corasick v0.7.20
[INFO] [stderr]   Downloaded aho-corasick v1.1.3
[INFO] [stderr]   Downloaded regex v1.10.4
[INFO] [stderr]   Downloaded regex-syntax v0.8.3
[INFO] [stderr]   Downloaded regex-automata v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd9b9eb011530771bc5cd0b22372153e0db97f9b9e020ee9f17eddad351cf624
[INFO] running `Command { std: "docker" "start" "-a" "fd9b9eb011530771bc5cd0b22372153e0db97f9b9e020ee9f17eddad351cf624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd9b9eb011530771bc5cd0b22372153e0db97f9b9e020ee9f17eddad351cf624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd9b9eb011530771bc5cd0b22372153e0db97f9b9e020ee9f17eddad351cf624", kill_on_drop: false }`
[INFO] [stdout] fd9b9eb011530771bc5cd0b22372153e0db97f9b9e020ee9f17eddad351cf624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82bdac8805a054df86902a4912c403d0ac173a15ac58f623ffdd45280672860f
[INFO] running `Command { std: "docker" "start" "-a" "82bdac8805a054df86902a4912c403d0ac173a15ac58f623ffdd45280672860f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking core_extensions v1.5.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking abi_stable_shared v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking ron v0.7.1
[INFO] [stderr]     Checking as_derive_utils v0.11.0
[INFO] [stderr]     Checking abi_stable_derive v0.11.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/sabi_trait/lifetime_unelider.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         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:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         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: methods `alloc_extend` and `alloc_extend_mut` are never used
[INFO] [stdout]   --> src/arenas.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |           pub trait AllocMethods<T>{
[INFO] [stdout]    |                     ------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 36 |               fn alloc_extend<I>(&self, iterable: I) -> &[T]
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |               fn alloc_extend_mut<I>(&self, iterable: I) -> &mut [T]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 | / declare_arenas! {
[INFO] [stdout] 69 | |     vec_meta: Vec<syn::Attribute>,
[INFO] [stdout] 70 | |     vec_expr: Vec<syn::Expr>,
[INFO] [stdout] 71 | |     ident: syn::Ident,
[INFO] [stdout] ...  |
[INFO] [stdout] 82 | |     paths: syn::Path,
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `declare_arenas` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]   --> src/sabi_trait/trait_definition.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct AssocTyWithIndex {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 38 |     pub index: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AssocTyWithIndex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `alloc_extend` and `alloc_extend_mut` are never used
[INFO] [stdout]   --> src/arenas.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |           pub trait AllocMethods<T>{
[INFO] [stdout]    |                     ------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 36 |               fn alloc_extend<I>(&self, iterable: I) -> &[T]
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |               fn alloc_extend_mut<I>(&self, iterable: I) -> &mut [T]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 | / declare_arenas! {
[INFO] [stdout] 69 | |     vec_meta: Vec<syn::Attribute>,
[INFO] [stdout] 70 | |     vec_expr: Vec<syn::Expr>,
[INFO] [stdout] 71 | |     ident: syn::Ident,
[INFO] [stdout] ...  |
[INFO] [stdout] 82 | |     paths: syn::Path,
[INFO] [stdout] 83 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `declare_arenas` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]   --> src/sabi_trait/trait_definition.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct AssocTyWithIndex {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 38 |     pub index: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AssocTyWithIndex` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.10s
[INFO] running `Command { std: "docker" "inspect" "82bdac8805a054df86902a4912c403d0ac173a15ac58f623ffdd45280672860f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82bdac8805a054df86902a4912c403d0ac173a15ac58f623ffdd45280672860f", kill_on_drop: false }`
[INFO] [stdout] 82bdac8805a054df86902a4912c403d0ac173a15ac58f623ffdd45280672860f
