[INFO] fetching crate hamt-sync 0.2.5...
[INFO] checking hamt-sync-0.2.5 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate hamt-sync 0.2.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate hamt-sync 0.2.5
[INFO] finished tweaking crates.io crate hamt-sync 0.2.5
[INFO] tweaked toml for crates.io crate hamt-sync 0.2.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hamt-sync 0.2.5 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94a71df2e0fe7e7d0946c4af7455b85aad50cfe94a558f31d2fe7dd8858b7ba3
[INFO] running `Command { std: "docker" "start" "-a" "94a71df2e0fe7e7d0946c4af7455b85aad50cfe94a558f31d2fe7dd8858b7ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94a71df2e0fe7e7d0946c4af7455b85aad50cfe94a558f31d2fe7dd8858b7ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a71df2e0fe7e7d0946c4af7455b85aad50cfe94a558f31d2fe7dd8858b7ba3", kill_on_drop: false }`
[INFO] [stdout] 94a71df2e0fe7e7d0946c4af7455b85aad50cfe94a558f31d2fe7dd8858b7ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1d0aa10b572077a616497d504f26ce7e2acc60b7f030f8861e175c709d8d4dc
[INFO] running `Command { std: "docker" "start" "-a" "d1d0aa10b572077a616497d504f26ce7e2acc60b7f030f8861e175c709d8d4dc", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking hamt-sync v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn insert(&self, Self::Key, Self::Value) -> (Self, bool);
[INFO] [stdout]    |                      ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Key`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:10:33
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn insert(&self, Self::Key, Self::Value) -> (Self, bool);
[INFO] [stdout]    |                                 ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn delete(&self, &Self::Key) -> Option<Self>;
[INFO] [stdout]    |                      ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Key`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn find(&self, &Self::Key) -> Option<&Self::Value>;
[INFO] [stdout]    |                    ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Key`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_BITS` is never used
[INFO] [stdout]  --> src/bitmap.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const NUM_BITS: usize = size_of::<Content>() * 8;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Content` is never used
[INFO] [stdout]  --> src/bitmap.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Content = u32;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bitmap` is never constructed
[INFO] [stdout]  --> src/bitmap.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Bitmap(Content);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get`, `set`, `unset`, and `size` are never used
[INFO] [stdout]   --> src/bitmap.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Bitmap {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn get(&self, i: u8) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn set(&self, i: u8) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn unset(&self, i: u8) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn size(&self) -> u8 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `test` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn insert(&self, Self::Key, Self::Value) -> (Self, bool);
[INFO] [stdout]    |                      ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Key`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:10:33
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn insert(&self, Self::Key, Self::Value) -> (Self, bool);
[INFO] [stdout]    |                                 ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Value`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn delete(&self, &Self::Key) -> Option<Self>;
[INFO] [stdout]    |                      ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Key`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/node.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn find(&self, &Self::Key) -> Option<&Self::Value>;
[INFO] [stdout]    |                    ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Key`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "d1d0aa10b572077a616497d504f26ce7e2acc60b7f030f8861e175c709d8d4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d0aa10b572077a616497d504f26ce7e2acc60b7f030f8861e175c709d8d4dc", kill_on_drop: false }`
[INFO] [stdout] d1d0aa10b572077a616497d504f26ce7e2acc60b7f030f8861e175c709d8d4dc
