[INFO] crate clacks_tl_codegen 0.0.5 is already in cache
[INFO] checking clacks_tl_codegen-0.0.5 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate clacks_tl_codegen 0.0.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate clacks_tl_codegen 0.0.5 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate clacks_tl_codegen 0.0.5
[INFO] finished tweaking crates.io crate clacks_tl_codegen 0.0.5
[INFO] tweaked toml for crates.io crate clacks_tl_codegen 0.0.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a32ba86b3420f775a758e8fb083a1033d66abad5d8f665f478b47eac656d825f
[INFO] running `"docker" "start" "-a" "a32ba86b3420f775a758e8fb083a1033d66abad5d8f665f478b47eac656d825f"`
[INFO] [stderr]     Checking pom v1.1.0
[INFO] [stderr]     Checking proc-macro2 v0.3.8
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking quote v0.5.2
[INFO] [stderr]     Checking syn v0.13.11
[INFO] [stderr]     Checking clacks_tl_codegen v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 | /         ( sym(b'#').map(|_| Type::Int) |
[INFO] [stderr] 154 | |           sym(b'!') * ident().map(Type::TypeParameter) |
[INFO] [stderr] 155 | |           ty_flag() |
[INFO] [stderr] 156 | |           ty_generic() |
[INFO] [stderr] 157 | |           dotted_ident().map(Type::Named)
[INFO] [stderr] 158 | |         )
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 153 |          sym(b'#').map(|_| Type::Int) |
[INFO] [stderr] 154 |           sym(b'!') * ident().map(Type::TypeParameter) |
[INFO] [stderr] 155 |           ty_flag() |
[INFO] [stderr] 156 |           ty_generic() |
[INFO] [stderr] 157 |           dotted_ident().map(Type::Named)
[INFO] [stderr] 158 |         
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 | /         (space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) |
[INFO] [stderr] 164 | |          ty())
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 163 |         space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) |
[INFO] [stderr] 164 |          ty()
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 | /         ( repeated_field() |
[INFO] [stderr] 181 | |           base_field() |
[INFO] [stderr] 182 | |           ty().map(|ty| Field { name: None, ty: ty }))
[INFO] [stderr]     | |______________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 |          repeated_field() |
[INFO] [stderr] 181 |           base_field() |
[INFO] [stderr] 182 |           ty().map(|ty| Field { name: None, ty: ty })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 220 | /         ( seq(b"---types---").map(|_| Delimiter::Types) |
[INFO] [stderr] 221 | |           seq(b"---functions---").map(|_| Delimiter::Functions)
[INFO] [stderr] 222 | |         )
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 220 |          seq(b"---types---").map(|_| Delimiter::Types) |
[INFO] [stderr] 221 |           seq(b"---functions---").map(|_| Delimiter::Functions)
[INFO] [stderr] 222 |         
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1548:59
[INFO] [stderr]      |
[INFO] [stderr] 1548 |     fn constructors_and_tl_ids<'this>(&'this self) -> Box<'this + Iterator<Item = (quote::Tokens, &'this Constructor<TypeIR, FieldIR>)>> {
[INFO] [stderr]      |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'this + Iterator<Item = (quote::Tokens, &'this Constructor<TypeIR, FieldIR>)>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 | /         ( sym(b'#').map(|_| Type::Int) |
[INFO] [stderr] 154 | |           sym(b'!') * ident().map(Type::TypeParameter) |
[INFO] [stderr] 155 | |           ty_flag() |
[INFO] [stderr] 156 | |           ty_generic() |
[INFO] [stderr] 157 | |           dotted_ident().map(Type::Named)
[INFO] [stderr] 158 | |         )
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 153 |          sym(b'#').map(|_| Type::Int) |
[INFO] [stderr] 154 |           sym(b'!') * ident().map(Type::TypeParameter) |
[INFO] [stderr] 155 |           ty_flag() |
[INFO] [stderr] 156 |           ty_generic() |
[INFO] [stderr] 157 |           dotted_ident().map(Type::Named)
[INFO] [stderr] 158 |         
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 | /         (space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) |
[INFO] [stderr] 164 | |          ty())
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 163 |         space_generic.map(|(name, ty)| Type::Generic(name, Box::new(ty))) |
[INFO] [stderr] 164 |          ty()
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 | /         ( repeated_field() |
[INFO] [stderr] 181 | |           base_field() |
[INFO] [stderr] 182 | |           ty().map(|ty| Field { name: None, ty: ty }))
[INFO] [stderr]     | |______________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 |          repeated_field() |
[INFO] [stderr] 181 |           base_field() |
[INFO] [stderr] 182 |           ty().map(|ty| Field { name: None, ty: ty })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 220 | /         ( seq(b"---types---").map(|_| Delimiter::Types) |
[INFO] [stderr] 221 | |           seq(b"---functions---").map(|_| Delimiter::Functions)
[INFO] [stderr] 222 | |         )
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 220 |          seq(b"---types---").map(|_| Delimiter::Types) |
[INFO] [stderr] 221 |           seq(b"---functions---").map(|_| Delimiter::Functions)
[INFO] [stderr] 222 |         
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1548:59
[INFO] [stderr]      |
[INFO] [stderr] 1548 |     fn constructors_and_tl_ids<'this>(&'this self) -> Box<'this + Iterator<Item = (quote::Tokens, &'this Constructor<TypeIR, FieldIR>)>> {
[INFO] [stderr]      |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'this + Iterator<Item = (quote::Tokens, &'this Constructor<TypeIR, FieldIR>)>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:440:35
[INFO] [stderr]     |
[INFO] [stderr] 440 |                 Item::Constructor(mut c) => {
[INFO] [stderr]     |                                   ----^
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:465:17
[INFO] [stderr]     |
[INFO] [stderr] 465 |             let mut cs = cs.resolve(&resolve_map);
[INFO] [stderr]     |                 ----^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:440:35
[INFO] [stderr]     |
[INFO] [stderr] 440 |                 Item::Constructor(mut c) => {
[INFO] [stderr]     |                                   ----^
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:465:17
[INFO] [stderr]     |
[INFO] [stderr] 465 |             let mut cs = cs.resolve(&resolve_map);
[INFO] [stderr]     |                 ----^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.17s
[INFO] running `"docker" "inspect" "a32ba86b3420f775a758e8fb083a1033d66abad5d8f665f478b47eac656d825f"`
[INFO] running `"docker" "rm" "-f" "a32ba86b3420f775a758e8fb083a1033d66abad5d8f665f478b47eac656d825f"`
[INFO] [stdout] a32ba86b3420f775a758e8fb083a1033d66abad5d8f665f478b47eac656d825f
