[INFO] cloning repository https://github.com/Mr-Helpful/scrabble.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mr-Helpful/scrabble.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Helpful%2Fscrabble.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Helpful%2Fscrabble.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb9662b2f6fb74bec5e1c6eed9181f118ed2fd63
[INFO] testing Mr-Helpful/scrabble.rs against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMr-Helpful%2Fscrabble.rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mr-Helpful/scrabble.rs on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mr-Helpful/scrabble.rs
[INFO] finished tweaking git repo https://github.com/Mr-Helpful/scrabble.rs
[INFO] tweaked toml for git repo https://github.com/Mr-Helpful/scrabble.rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Mr-Helpful/scrabble.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d29eb0d6bda3bdca37fdaeb0a855042d8bd5476cdb42df2c8fe3d4aa28f3217d
[INFO] running `Command { std: "docker" "start" "-a" "d29eb0d6bda3bdca37fdaeb0a855042d8bd5476cdb42df2c8fe3d4aa28f3217d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d29eb0d6bda3bdca37fdaeb0a855042d8bd5476cdb42df2c8fe3d4aa28f3217d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29eb0d6bda3bdca37fdaeb0a855042d8bd5476cdb42df2c8fe3d4aa28f3217d", kill_on_drop: false }`
[INFO] [stdout] d29eb0d6bda3bdca37fdaeb0a855042d8bd5476cdb42df2c8fe3d4aa28f3217d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24da84e3380eea0623b212048a539ef51251a80b19df40c1e8aae0d7e8e199ce
[INFO] running `Command { std: "docker" "start" "-a" "24da84e3380eea0623b212048a539ef51251a80b19df40c1e8aae0d7e8e199ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling memchr v2.6.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling weak-table v0.3.2
[INFO] [stderr]    Compiling trees v0.4.2
[INFO] [stderr]    Compiling allwords v0.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling scrabble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/trie/node_trait.rs:223:64
[INFO] [stdout]     |
[INFO] [stdout] 223 |   fn extract<'a>(&'a self, other: &'a Self) -> ExtractIterator<'_, Self> {
[INFO] [stdout]     |              -- lifetime `'a` declared here                    ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/letter/unparse.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |   TooManyChars(usize),
[INFO] [stdout]    |   ------------ ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |   TooManyChars(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/letter/unparse.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |   TooFewChars(usize),
[INFO] [stdout]    |   ----------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 |   TooFewChars(()),
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/dawg/ptrs.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     self.0.as_ref().borrow()
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 68 -     self.0.as_ref().borrow()
[INFO] [stdout] 68 +     self.0.as_ref()
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 59 + #[derive(Clone)]
[INFO] [stdout] 60 | pub struct Node {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/dawg/ptrs.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     self.0.as_ref().borrow()
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     self.0.as_ref().borrow()
[INFO] [stdout] 74 +     self.0.as_ref()
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 59 + #[derive(Clone)]
[INFO] [stdout] 60 | pub struct Node {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "24da84e3380eea0623b212048a539ef51251a80b19df40c1e8aae0d7e8e199ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24da84e3380eea0623b212048a539ef51251a80b19df40c1e8aae0d7e8e199ce", kill_on_drop: false }`
[INFO] [stdout] 24da84e3380eea0623b212048a539ef51251a80b19df40c1e8aae0d7e8e199ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3af2927af00dc3158f335a7a18ea603503b55a72c585aa429175087be7a1b92
[INFO] running `Command { std: "docker" "start" "-a" "d3af2927af00dc3158f335a7a18ea603503b55a72c585aa429175087be7a1b92", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrabble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/trie/node_trait.rs:223:64
[INFO] [stdout]     |
[INFO] [stdout] 223 |   fn extract<'a>(&'a self, other: &'a Self) -> ExtractIterator<'_, Self> {
[INFO] [stdout]     |              -- lifetime `'a` declared here                    ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/letter/unparse.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |   TooManyChars(usize),
[INFO] [stdout]    |   ------------ ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |   TooManyChars(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/letter/unparse.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |   TooFewChars(usize),
[INFO] [stdout]    |   ----------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 |   TooFewChars(()),
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/dawg/ptrs.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     self.0.as_ref().borrow()
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 68 -     self.0.as_ref().borrow()
[INFO] [stdout] 68 +     self.0.as_ref()
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 59 + #[derive(Clone)]
[INFO] [stdout] 60 | pub struct Node {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/dawg/ptrs.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     self.0.as_ref().borrow()
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     self.0.as_ref().borrow()
[INFO] [stdout] 74 +     self.0.as_ref()
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 59 + #[derive(Clone)]
[INFO] [stdout] 60 | pub struct Node {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/trie/node_trait.rs:223:64
[INFO] [stdout]     |
[INFO] [stdout] 223 |   fn extract<'a>(&'a self, other: &'a Self) -> ExtractIterator<'_, Self> {
[INFO] [stdout]     |              -- lifetime `'a` declared here                    ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/letter/unparse.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |   TooManyChars(usize),
[INFO] [stdout]    |   ------------ ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 |   TooManyChars(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/letter/unparse.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |   TooFewChars(usize),
[INFO] [stdout]    |   ----------- ^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 |   TooFewChars(()),
[INFO] [stdout]    |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/dawg/ptrs.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     self.0.as_ref().borrow()
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 68 -     self.0.as_ref().borrow()
[INFO] [stdout] 68 +     self.0.as_ref()
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 59 + #[derive(Clone)]
[INFO] [stdout] 60 | pub struct Node {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/dawg/ptrs.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     self.0.as_ref().borrow()
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     self.0.as_ref().borrow()
[INFO] [stdout] 74 +     self.0.as_ref()
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 59 + #[derive(Clone)]
[INFO] [stdout] 60 | pub struct Node {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "d3af2927af00dc3158f335a7a18ea603503b55a72c585aa429175087be7a1b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3af2927af00dc3158f335a7a18ea603503b55a72c585aa429175087be7a1b92", kill_on_drop: false }`
[INFO] [stdout] d3af2927af00dc3158f335a7a18ea603503b55a72c585aa429175087be7a1b92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e14019bd80ab58b8199f7eec5819089a72950efc7ed1799c3ab88f14e7a3735
[INFO] running `Command { std: "docker" "start" "-a" "4e14019bd80ab58b8199f7eec5819089a72950efc7ed1799c3ab88f14e7a3735", kill_on_drop: false }`
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]    --> src/trie/node_trait.rs:223:64
[INFO] [stderr]     |
[INFO] [stderr] 223 |   fn extract<'a>(&'a self, other: &'a Self) -> ExtractIterator<'_, Self> {
[INFO] [stderr]     |              -- lifetime `'a` declared here                    ^^ this elided lifetime gets resolved as `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/letter/unparse.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |   TooManyChars(usize),
[INFO] [stderr]    |   ------------ ^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 28 |   TooManyChars(()),
[INFO] [stderr]    |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/letter/unparse.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |   TooFewChars(usize),
[INFO] [stderr]    |   ----------- ^^^^^
[INFO] [stderr]    |   |
[INFO] [stderr]    |   field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 29 |   TooFewChars(()),
[INFO] [stderr]    |               ~~
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/dawg/ptrs.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |     self.0.as_ref().borrow()
[INFO] [stderr]    |                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr] 68 -     self.0.as_ref().borrow()
[INFO] [stderr] 68 +     self.0.as_ref()
[INFO] [stderr]    |
[INFO] [stderr] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stderr]    |
[INFO] [stderr] 59 + #[derive(Clone)]
[INFO] [stderr] 60 | pub struct Node {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/dawg/ptrs.rs:74:20
[INFO] [stderr]    |
[INFO] [stderr] 74 |     self.0.as_ref().borrow()
[INFO] [stderr]    |                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `Node` does not implement `Borrow`, so calling `borrow` on `&Node` copies the reference, which does not do anything and can be removed
[INFO] [stderr] help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr] 74 -     self.0.as_ref().borrow()
[INFO] [stderr] 74 +     self.0.as_ref()
[INFO] [stderr]    |
[INFO] [stderr] help: if you meant to clone `Node`, implement `Clone` for it
[INFO] [stderr]    |
[INFO] [stderr] 59 + #[derive(Clone)]
[INFO] [stderr] 60 | pub struct Node {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `scrabble` (lib) generated 5 warnings (run `cargo fix --lib -p scrabble` to apply 2 suggestions)
[INFO] [stderr] warning: `scrabble` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scrabble-c8d4a2f8bef3a5c5)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test trie_ptr::test::collection_tests::empty::is_empty ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::char_group ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::empty::is_leaf ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::empty::len_0 ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::char_range_group ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::single_word ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::two_group ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::mixed_all ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::mixed_group ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::wildcard ... ok
[INFO] [stdout] test trie_ptr::test::set_tests::has::empty ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::ranges ... ok
[INFO] [stdout] test trie_ptr::test::set_tests::has::char ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::empty ... ok
[INFO] [stdout] test trie_ptr::test::set_tests::sub::empty_sub ... ok
[INFO] [stdout] test trie_ptr::test::collection_tests::word::single_char ... ok
[INFO] [stdout] test trie_ptr::test::set_tests::has::nothing ... ok
[INFO] [stdout] test trie_ptr::test::set_tests::sub::add_sub ... FAILED
[INFO] [stdout] test trie_ptr::test::set_tests::add::has ... FAILED
[INFO] [stdout] test trie_ptr::test::set_tests::has::word ... FAILED
[INFO] [stdout] test trie_ptr::test::set_tests::sub::word_sub ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/scrabble-c8d4a2f8bef3a5c5` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4e14019bd80ab58b8199f7eec5819089a72950efc7ed1799c3ab88f14e7a3735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e14019bd80ab58b8199f7eec5819089a72950efc7ed1799c3ab88f14e7a3735", kill_on_drop: false }`
[INFO] [stdout] 4e14019bd80ab58b8199f7eec5819089a72950efc7ed1799c3ab88f14e7a3735
