[INFO] cloning repository https://github.com/BoxyUwU/Box2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BoxyUwU/Box2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxyUwU%2FBox2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxyUwU%2FBox2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 777e40496fbdccd6c8123e97d9d15847667bd704
[INFO] checking BoxyUwU/Box2 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxyUwU%2FBox2" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BoxyUwU/Box2 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BoxyUwU/Box2
[INFO] finished tweaking git repo https://github.com/BoxyUwU/Box2
[INFO] tweaked toml for git repo https://github.com/BoxyUwU/Box2 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/BoxyUwU/Box2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dd263562b6bddba37f816bda16fd11d3be2a53acc9eb3d1d44d8b04aca2a41a
[INFO] running `Command { std: "docker" "start" "-a" "0dd263562b6bddba37f816bda16fd11d3be2a53acc9eb3d1d44d8b04aca2a41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd263562b6bddba37f816bda16fd11d3be2a53acc9eb3d1d44d8b04aca2a41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd263562b6bddba37f816bda16fd11d3be2a53acc9eb3d1d44d8b04aca2a41a", kill_on_drop: false }`
[INFO] [stdout] 0dd263562b6bddba37f816bda16fd11d3be2a53acc9eb3d1d44d8b04aca2a41a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1374ce8f73b96f1fc4b980b2f2a595d72c7ad03a890a0762fab9909f2fdfc634
[INFO] running `Command { std: "docker" "start" "-a" "1374ce8f73b96f1fc4b980b2f2a595d72c7ad03a890a0762fab9909f2fdfc634", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking box v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `expr`
[INFO] [stdout]  --> src/ast.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn expr(&self, id: NodeId) -> &Expr {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `type_def`
[INFO] [stdout]   --> src/ast.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn type_def(&self, id: NodeId) -> &TypeDef {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `variant_def`
[INFO] [stdout]   --> src/ast.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn variant_def(&self, id: NodeId) -> &VariantDef {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `field_def`
[INFO] [stdout]   --> src/ast.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn field_def(&self, id: NodeId) -> &FieldDef {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mod_def`
[INFO] [stdout]   --> src/ast.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn mod_def(&self, id: NodeId) -> &Module {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ty`
[INFO] [stdout]   --> src/ast.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn ty(&self, id: NodeId) -> &Ty {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_crate`
[INFO] [stdout]    --> src/parser.rs:533:8
[INFO] [stdout]     |
[INFO] [stdout] 533 | pub fn parse_crate<'a>(
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/resolve.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn new(nodes: &'ast Nodes) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_rib`
[INFO] [stdout]   --> src/resolve.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn with_rib<T>(&mut self, rib: Rib, f: impl FnOnce(&mut Resolver<'ast>) -> T) -> T {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_mod`
[INFO] [stdout]   --> src/resolve.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn resolve_mod(&mut self, module: &Module) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_type_def`
[INFO] [stdout]   --> src/resolve.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn resolve_type_def(&mut self, node: &Node) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_variant_def`
[INFO] [stdout]   --> src/resolve.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn resolve_variant_def(&mut self, node: &VariantDef) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_fn`
[INFO] [stdout]    --> src/resolve.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn resolve_fn(&mut self, node: &Node) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_expr`
[INFO] [stdout]    --> src/resolve.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn resolve_expr(&mut self, expr: &Expr) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_path`
[INFO] [stdout]    --> src/resolve.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn resolve_path(&mut self, id: NodeId, path: &Path) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `diag_unresolved`
[INFO] [stdout]    --> src/resolve.rs:343:4
[INFO] [stdout]     |
[INFO] [stdout] 343 | fn diag_unresolved(unresolved: &str, span: logos::Span) -> Diagnostic<usize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ty`
[INFO] [stdout]   --> src/ast.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn ty(&self, id: NodeId) -> &Ty {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.15s
[INFO] running `Command { std: "docker" "inspect" "1374ce8f73b96f1fc4b980b2f2a595d72c7ad03a890a0762fab9909f2fdfc634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1374ce8f73b96f1fc4b980b2f2a595d72c7ad03a890a0762fab9909f2fdfc634", kill_on_drop: false }`
[INFO] [stdout] 1374ce8f73b96f1fc4b980b2f2a595d72c7ad03a890a0762fab9909f2fdfc634