[INFO] cloning repository https://github.com/massimofasciano/bin_tree_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/massimofasciano/bin_tree_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassimofasciano%2Fbin_tree_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassimofasciano%2Fbin_tree_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea190da21d2752ef2343a9f05f36d33f9c0d456d
[INFO] checking massimofasciano/bin_tree_rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassimofasciano%2Fbin_tree_rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/massimofasciano/bin_tree_rust
[INFO] finished tweaking git repo https://github.com/massimofasciano/bin_tree_rust
[INFO] tweaked toml for git repo https://github.com/massimofasciano/bin_tree_rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/massimofasciano/bin_tree_rust on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/massimofasciano/bin_tree_rust 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" "+1.95.0" "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 libc v0.2.141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b13f53f001f829fc2f7904131d8aee09c3706ba1ac632255533395dd47281cee
[INFO] running `Command { std: "docker" "start" "-a" "b13f53f001f829fc2f7904131d8aee09c3706ba1ac632255533395dd47281cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b13f53f001f829fc2f7904131d8aee09c3706ba1ac632255533395dd47281cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13f53f001f829fc2f7904131d8aee09c3706ba1ac632255533395dd47281cee", kill_on_drop: false }`
[INFO] [stdout] b13f53f001f829fc2f7904131d8aee09c3706ba1ac632255533395dd47281cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 445c802642bc6dd5052bef742098ae8c5d867156b1127083e3c4d250679b28b5
[INFO] running `Command { std: "docker" "start" "-a" "445c802642bc6dd5052bef742098ae8c5d867156b1127083e3c4d250679b28b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking bin_tree v1.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::utils::*`
[INFO] [stdout]  --> src/bin_tree/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::utils::*;
[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 import: `self::utils_unsafe::*`
[INFO] [stdout]  --> src/bin_tree/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use self::utils_unsafe::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_insertion::*`
[INFO] [stdout]   --> src/bin_tree/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use self::utils_insertion::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_removal::*`
[INFO] [stdout]   --> src/bin_tree/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use self::utils_removal::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_lookup::*`
[INFO] [stdout]   --> src/bin_tree/mod.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use self::utils_lookup::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub use crate::bin_tree::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the name `utils_unsafe` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 13 | pub use crate::map::*;
[INFO] [stdout]    |         ------------- but the name `utils_unsafe` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub use crate::bin_tree::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the name `iter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 13 | pub use crate::map::*;
[INFO] [stdout]    |         ------------- but the name `iter` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_unsafe::*`
[INFO] [stdout]  --> src/map/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::utils_unsafe::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils::*`
[INFO] [stdout]  --> src/bin_tree/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::utils::*;
[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 import: `self::utils_unsafe::*`
[INFO] [stdout]  --> src/bin_tree/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use self::utils_unsafe::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_insertion::*`
[INFO] [stdout]   --> src/bin_tree/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use self::utils_insertion::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_removal::*`
[INFO] [stdout]   --> src/bin_tree/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use self::utils_removal::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_lookup::*`
[INFO] [stdout]   --> src/bin_tree/mod.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use self::utils_lookup::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub use crate::bin_tree::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the name `utils_unsafe` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 13 | pub use crate::map::*;
[INFO] [stdout]    |         ------------- but the name `utils_unsafe` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub use crate::bin_tree::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the name `iter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 13 | pub use crate::map::*;
[INFO] [stdout]    |         ------------- but the name `iter` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::utils_unsafe::*`
[INFO] [stdout]  --> src/map/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::utils_unsafe::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ordered_set/mod.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn iter(&self) -> BinTreeIter<Item> {
[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] 49 |     pub fn iter(&self) -> BinTreeIter<'_, Item> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ordered_set/mod.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn iter(&self) -> BinTreeIter<Item> {
[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] 49 |     pub fn iter(&self) -> BinTreeIter<'_, Item> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "445c802642bc6dd5052bef742098ae8c5d867156b1127083e3c4d250679b28b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445c802642bc6dd5052bef742098ae8c5d867156b1127083e3c4d250679b28b5", kill_on_drop: false }`
[INFO] [stdout] 445c802642bc6dd5052bef742098ae8c5d867156b1127083e3c4d250679b28b5
