[INFO] fetching crate typ 0.1.1...
[INFO] building typ-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate typ 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate typ 0.1.1
[INFO] finished tweaking crates.io crate typ 0.1.1
[INFO] tweaked toml for crates.io crate typ 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate typ 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.11.4)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding radix_trie v0.2.1 (available: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0af616904c65b6f96f1fcbfc2fd2f656d849d7df4ac149ca87299f3dac935b89
[INFO] running `Command { std: "docker" "start" "-a" "0af616904c65b6f96f1fcbfc2fd2f656d849d7df4ac149ca87299f3dac935b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0af616904c65b6f96f1fcbfc2fd2f656d849d7df4ac149ca87299f3dac935b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0af616904c65b6f96f1fcbfc2fd2f656d849d7df4ac149ca87299f3dac935b89", kill_on_drop: false }`
[INFO] [stdout] 0af616904c65b6f96f1fcbfc2fd2f656d849d7df4ac149ca87299f3dac935b89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 565c7bb77e03c1b56dd2fd14ba8741c5a628921fd3afeec41b1feb2867cdb6cb
[INFO] running `Command { std: "docker" "start" "-a" "565c7bb77e03c1b56dd2fd14ba8741c5a628921fd3afeec41b1feb2867cdb6cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling typ v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/common.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use proc_macro2::{Span, TokenStream};
[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: `ToTokens` and `quote_spanned`
[INFO] [stdout]  --> src/common.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use quote::{format_ident, quote, quote_spanned, ToTokens};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrieKey`
[INFO] [stdout]  --> src/common.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use radix_trie::{Trie, TrieCommon, TrieKey};
[INFO] [stdout]   |                                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `BTreeMap`, `BTreeSet`, `Cell`, `Cow`, `DerefMut`, `FromIterator`, `Sum`, `TryFrom`, `TryInto`, `Weak`, and `mem`
[INFO] [stdout]   --> src/common.rs:8:33
[INFO] [stdout]    |
[INFO] [stdout]  8 |     borrow::{Borrow, BorrowMut, Cow},
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]  9 |     cell::{Cell, Ref, RefCell, RefMut},
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 10 |     cmp::Ordering,
[INFO] [stdout] 11 |     collections::{BTreeMap, BTreeSet, HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 12 |     convert::{TryFrom, TryInto},
[INFO] [stdout]    |               ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     iter::{self, Extend, FromIterator, Sum},
[INFO] [stdout]    |                          ^^^^^^^^^^^^  ^^^
[INFO] [stdout] 17 |     mem,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     ops::{Add, AddAssign, Deref, DerefMut},
[INFO] [stdout]    |           ^^^  ^^^^^^^^^         ^^^^^^^^
[INFO] [stdout] 19 |     rc::{Rc, Weak},
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ConstParam`, `ExprLet`, `ExprReturn`, `Field`, `Fields`, `ImplItemType`, `ItemMod`, `LifetimeDef`, `Lifetime`, `Receiver`, `Variant`, `token`, and `visit_mut::VisitMut`
[INFO] [stdout]   --> src/common.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     token,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     visit_mut::VisitMut,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     Arm, AttrStyle, Attribute, BinOp, Block, ConstParam, Error, Expr, ExprAssign, ExprBinary,
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout] 29 |     ExprBlock, ExprCall, ExprIf, ExprIndex, ExprLet, ExprLit, ExprMatch, ExprMethodCall, ExprPath,
[INFO] [stdout]    |                                             ^^^^^^^
[INFO] [stdout] 30 |     ExprReturn, ExprTuple, ExprUnary, Field, Fields, FnArg, GenericArgument, GenericParam,
[INFO] [stdout]    |     ^^^^^^^^^^                        ^^^^^  ^^^^^^
[INFO] [stdout] 31 |     Generics, Ident, ImplItem, ImplItemMethod, ImplItemType, Item, ItemEnum, ItemFn, ItemImpl,
[INFO] [stdout]    |                                                ^^^^^^^^^^^^
[INFO] [stdout] 32 |     ItemMod, ItemStruct, ItemTrait, ItemUse, Lifetime, LifetimeDef, Lit, LitBool, LitInt, Local,
[INFO] [stdout]    |     ^^^^^^^                                  ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 33 |     Pat, PatIdent, PatPath, PatTuple, PatType, Path, PathArguments, PathSegment, PredicateType,
[INFO] [stdout] 34 |     QSelf, Receiver, ReturnType, Signature, Stmt, Token, TraitBound, TraitBoundModifier, Type,
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 35 |     TypeParam, TypeParamBound, TypeParen, TypePath, TypeTraitObject, TypeTuple, UnOp, Variant,
[INFO] [stdout]    |                                                                                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParsePureWherePredicate`
[INFO] [stdout]   --> src/trans/mod.rs:20:53
[INFO] [stdout]    |
[INFO] [stdout] 20 |         ParsePathVar, ParsePurePath, ParsePureType, ParsePureWherePredicate,
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `borrow` and `deep_clone` are never used
[INFO] [stdout]   --> src/utils.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T> SharedCell<T> {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn deep_clone(&self) -> SharedCell<T>
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureWherePredicate` is never used
[INFO] [stdout]    --> src/var.rs:165:11
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub trait ParsePureWherePredicate {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureTypeParamBound` is never used
[INFO] [stdout]    --> src/var.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub trait ParsePureTypeParamBound {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureTraitBound` is never used
[INFO] [stdout]    --> src/var.rs:245:11
[INFO] [stdout]     |
[INFO] [stdout] 245 | pub trait ParsePureTraitBound {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericArgumentVar` is never constructed
[INFO] [stdout]    --> src/var.rs:893:12
[INFO] [stdout]     |
[INFO] [stdout] 893 | pub struct GenericArgumentVar {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "565c7bb77e03c1b56dd2fd14ba8741c5a628921fd3afeec41b1feb2867cdb6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565c7bb77e03c1b56dd2fd14ba8741c5a628921fd3afeec41b1feb2867cdb6cb", kill_on_drop: false }`
[INFO] [stdout] 565c7bb77e03c1b56dd2fd14ba8741c5a628921fd3afeec41b1feb2867cdb6cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11f68a1daf13f59a52e9391836f90f29aa59cbe95af461a92f8ff0a69151a406
[INFO] running `Command { std: "docker" "start" "-a" "11f68a1daf13f59a52e9391836f90f29aa59cbe95af461a92f8ff0a69151a406", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling typ v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/common.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use proc_macro2::{Span, TokenStream};
[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: `ToTokens` and `quote_spanned`
[INFO] [stdout]  --> src/common.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use quote::{format_ident, quote, quote_spanned, ToTokens};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrieKey`
[INFO] [stdout]  --> src/common.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use radix_trie::{Trie, TrieCommon, TrieKey};
[INFO] [stdout]   |                                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `BTreeMap`, `BTreeSet`, `Cell`, `Cow`, `DerefMut`, `FromIterator`, `Sum`, `TryFrom`, `TryInto`, `Weak`, and `mem`
[INFO] [stdout]   --> src/common.rs:8:33
[INFO] [stdout]    |
[INFO] [stdout]  8 |     borrow::{Borrow, BorrowMut, Cow},
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]  9 |     cell::{Cell, Ref, RefCell, RefMut},
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 10 |     cmp::Ordering,
[INFO] [stdout] 11 |     collections::{BTreeMap, BTreeSet, HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 12 |     convert::{TryFrom, TryInto},
[INFO] [stdout]    |               ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     iter::{self, Extend, FromIterator, Sum},
[INFO] [stdout]    |                          ^^^^^^^^^^^^  ^^^
[INFO] [stdout] 17 |     mem,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     ops::{Add, AddAssign, Deref, DerefMut},
[INFO] [stdout]    |           ^^^  ^^^^^^^^^         ^^^^^^^^
[INFO] [stdout] 19 |     rc::{Rc, Weak},
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ConstParam`, `ExprLet`, `ExprReturn`, `Field`, `Fields`, `ImplItemType`, `ItemMod`, `LifetimeDef`, `Lifetime`, `Receiver`, `Variant`, `token`, and `visit_mut::VisitMut`
[INFO] [stdout]   --> src/common.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     token,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     visit_mut::VisitMut,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     Arm, AttrStyle, Attribute, BinOp, Block, ConstParam, Error, Expr, ExprAssign, ExprBinary,
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout] 29 |     ExprBlock, ExprCall, ExprIf, ExprIndex, ExprLet, ExprLit, ExprMatch, ExprMethodCall, ExprPath,
[INFO] [stdout]    |                                             ^^^^^^^
[INFO] [stdout] 30 |     ExprReturn, ExprTuple, ExprUnary, Field, Fields, FnArg, GenericArgument, GenericParam,
[INFO] [stdout]    |     ^^^^^^^^^^                        ^^^^^  ^^^^^^
[INFO] [stdout] 31 |     Generics, Ident, ImplItem, ImplItemMethod, ImplItemType, Item, ItemEnum, ItemFn, ItemImpl,
[INFO] [stdout]    |                                                ^^^^^^^^^^^^
[INFO] [stdout] 32 |     ItemMod, ItemStruct, ItemTrait, ItemUse, Lifetime, LifetimeDef, Lit, LitBool, LitInt, Local,
[INFO] [stdout]    |     ^^^^^^^                                  ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 33 |     Pat, PatIdent, PatPath, PatTuple, PatType, Path, PathArguments, PathSegment, PredicateType,
[INFO] [stdout] 34 |     QSelf, Receiver, ReturnType, Signature, Stmt, Token, TraitBound, TraitBoundModifier, Type,
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 35 |     TypeParam, TypeParamBound, TypeParen, TypePath, TypeTraitObject, TypeTuple, UnOp, Variant,
[INFO] [stdout]    |                                                                                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParsePureWherePredicate`
[INFO] [stdout]   --> src/trans/mod.rs:20:53
[INFO] [stdout]    |
[INFO] [stdout] 20 |         ParsePathVar, ParsePurePath, ParsePureType, ParsePureWherePredicate,
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `borrow` and `deep_clone` are never used
[INFO] [stdout]   --> src/utils.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T> SharedCell<T> {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn deep_clone(&self) -> SharedCell<T>
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureWherePredicate` is never used
[INFO] [stdout]    --> src/var.rs:165:11
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub trait ParsePureWherePredicate {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureTypeParamBound` is never used
[INFO] [stdout]    --> src/var.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub trait ParsePureTypeParamBound {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureTraitBound` is never used
[INFO] [stdout]    --> src/var.rs:245:11
[INFO] [stdout]     |
[INFO] [stdout] 245 | pub trait ParsePureTraitBound {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericArgumentVar` is never constructed
[INFO] [stdout]    --> src/var.rs:893:12
[INFO] [stdout]     |
[INFO] [stdout] 893 | pub struct GenericArgumentVar {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/common.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use proc_macro2::{Span, TokenStream};
[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: `ToTokens` and `quote_spanned`
[INFO] [stdout]  --> src/common.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use quote::{format_ident, quote, quote_spanned, ToTokens};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrieKey`
[INFO] [stdout]  --> src/common.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use radix_trie::{Trie, TrieCommon, TrieKey};
[INFO] [stdout]   |                                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, `BTreeMap`, `BTreeSet`, `Cell`, `Cow`, `DerefMut`, `FromIterator`, `Sum`, `TryFrom`, `TryInto`, `Weak`, and `mem`
[INFO] [stdout]   --> src/common.rs:8:33
[INFO] [stdout]    |
[INFO] [stdout]  8 |     borrow::{Borrow, BorrowMut, Cow},
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]  9 |     cell::{Cell, Ref, RefCell, RefMut},
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 10 |     cmp::Ordering,
[INFO] [stdout] 11 |     collections::{BTreeMap, BTreeSet, HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 12 |     convert::{TryFrom, TryInto},
[INFO] [stdout]    |               ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     iter::{self, Extend, FromIterator, Sum},
[INFO] [stdout]    |                          ^^^^^^^^^^^^  ^^^
[INFO] [stdout] 17 |     mem,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     ops::{Add, AddAssign, Deref, DerefMut},
[INFO] [stdout]    |           ^^^  ^^^^^^^^^         ^^^^^^^^
[INFO] [stdout] 19 |     rc::{Rc, Weak},
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ConstParam`, `ExprLet`, `ExprReturn`, `Field`, `Fields`, `ImplItemType`, `ItemMod`, `LifetimeDef`, `Lifetime`, `Receiver`, `Variant`, `token`, and `visit_mut::VisitMut`
[INFO] [stdout]   --> src/common.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     token,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     visit_mut::VisitMut,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     Arm, AttrStyle, Attribute, BinOp, Block, ConstParam, Error, Expr, ExprAssign, ExprBinary,
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout] 29 |     ExprBlock, ExprCall, ExprIf, ExprIndex, ExprLet, ExprLit, ExprMatch, ExprMethodCall, ExprPath,
[INFO] [stdout]    |                                             ^^^^^^^
[INFO] [stdout] 30 |     ExprReturn, ExprTuple, ExprUnary, Field, Fields, FnArg, GenericArgument, GenericParam,
[INFO] [stdout]    |     ^^^^^^^^^^                        ^^^^^  ^^^^^^
[INFO] [stdout] 31 |     Generics, Ident, ImplItem, ImplItemMethod, ImplItemType, Item, ItemEnum, ItemFn, ItemImpl,
[INFO] [stdout]    |                                                ^^^^^^^^^^^^
[INFO] [stdout] 32 |     ItemMod, ItemStruct, ItemTrait, ItemUse, Lifetime, LifetimeDef, Lit, LitBool, LitInt, Local,
[INFO] [stdout]    |     ^^^^^^^                                  ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 33 |     Pat, PatIdent, PatPath, PatTuple, PatType, Path, PathArguments, PathSegment, PredicateType,
[INFO] [stdout] 34 |     QSelf, Receiver, ReturnType, Signature, Stmt, Token, TraitBound, TraitBoundModifier, Type,
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 35 |     TypeParam, TypeParamBound, TypeParen, TypePath, TypeTraitObject, TypeTuple, UnOp, Variant,
[INFO] [stdout]    |                                                                                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParsePureWherePredicate`
[INFO] [stdout]   --> src/trans/mod.rs:20:53
[INFO] [stdout]    |
[INFO] [stdout] 20 |         ParsePathVar, ParsePurePath, ParsePureType, ParsePureWherePredicate,
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `borrow` and `deep_clone` are never used
[INFO] [stdout]   --> src/utils.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<T> SharedCell<T> {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn deep_clone(&self) -> SharedCell<T>
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureWherePredicate` is never used
[INFO] [stdout]    --> src/var.rs:165:11
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub trait ParsePureWherePredicate {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureTypeParamBound` is never used
[INFO] [stdout]    --> src/var.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub trait ParsePureTypeParamBound {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ParsePureTraitBound` is never used
[INFO] [stdout]    --> src/var.rs:245:11
[INFO] [stdout]     |
[INFO] [stdout] 245 | pub trait ParsePureTraitBound {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericArgumentVar` is never constructed
[INFO] [stdout]    --> src/var.rs:893:12
[INFO] [stdout]     |
[INFO] [stdout] 893 | pub struct GenericArgumentVar {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.28s
[INFO] running `Command { std: "docker" "inspect" "11f68a1daf13f59a52e9391836f90f29aa59cbe95af461a92f8ff0a69151a406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f68a1daf13f59a52e9391836f90f29aa59cbe95af461a92f8ff0a69151a406", kill_on_drop: false }`
[INFO] [stdout] 11f68a1daf13f59a52e9391836f90f29aa59cbe95af461a92f8ff0a69151a406
