[INFO] fetching crate concgc 0.1.1...
[INFO] checking concgc-0.1.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate concgc 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate concgc 0.1.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concgc 0.1.1
[INFO] finished tweaking crates.io crate concgc 0.1.1
[INFO] tweaked toml for crates.io crate concgc 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding ahash v0.3.8 (available: v0.8.11)
[INFO] [stderr]       Adding hashbrown v0.7.2 (available: v0.14.5)
[INFO] [stderr]       Adding spin v0.5.2 (available: v0.9.8)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashbrown v0.7.2
[INFO] [stderr]   Downloaded derive_deref v1.1.1
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f017e4793e8a1fa0803ecca72b55dc2919a7223f0daa26e3771a512c764229
[INFO] running `Command { std: "docker" "start" "-a" "64f017e4793e8a1fa0803ecca72b55dc2919a7223f0daa26e3771a512c764229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f017e4793e8a1fa0803ecca72b55dc2919a7223f0daa26e3771a512c764229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f017e4793e8a1fa0803ecca72b55dc2919a7223f0daa26e3771a512c764229", kill_on_drop: false }`
[INFO] [stdout] 64f017e4793e8a1fa0803ecca72b55dc2919a7223f0daa26e3771a512c764229
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89c7d730091b10efbf94c8fc91219bd91be1a562c330d95fbd009332251bbf3c
[INFO] running `Command { std: "docker" "start" "-a" "89c7d730091b10efbf94c8fc91219bd91be1a562c330d95fbd009332251bbf3c", kill_on_drop: false }`
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]     Checking concgc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             box *self
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 194 |             Box::new(*self)
[INFO] [stdout]     |             ~~~~~~~~~     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |             box *self
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 194 |             Box::new(*self)
[INFO] [stdout]     |             ~~~~~~~~~     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |             box *self
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 197 |             Box::new(*self)
[INFO] [stdout]     |             ~~~~~~~~~     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |             box *self
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 197 |             Box::new(*self)
[INFO] [stdout]     |             ~~~~~~~~~     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:250:58
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(Box::new(AutoGcSpace::new()))),
[INFO] [stdout]     |                                                          ~~~~~~~~~                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:250:58
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(Box::new(AutoGcSpace::new()))),
[INFO] [stdout]     |                                                          ~~~~~~~~~                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:249:46
[INFO] [stdout]     |
[INFO] [stdout] 249 |               let ptr = Box::into_raw_non_null(box GcInner {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 250 | |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 251 | |                 data: x,
[INFO] [stdout] 252 | |             });
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 249 ~             let ptr = Box::into_raw_non_null(Box::new(GcInner {
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 251 |                 data: x,
[INFO] [stdout] 252 ~             }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:249:46
[INFO] [stdout]     |
[INFO] [stdout] 249 |               let ptr = Box::into_raw_non_null(box GcInner {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 250 | |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 251 | |                 data: x,
[INFO] [stdout] 252 | |             });
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 249 ~             let ptr = Box::into_raw_non_null(Box::new(GcInner {
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 251 |                 data: x,
[INFO] [stdout] 252 ~             }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:498:53
[INFO] [stdout]     |
[INFO] [stdout] 498 |   ...                   let mut tracer = Tracer(box |v: Box<dyn AnyGc>| {
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 499 | | ...                       let hashable_v = HashableAnyGc(v.clone_as_any());
[INFO] [stdout] 500 | | ...                       if !marked.contains(&hashable_v) {
[INFO] [stdout] 501 | | ...                           to_mark_set.insert(hashable_v);
[INFO] [stdout] 502 | | ...                       }
[INFO] [stdout] 503 | | ...                   });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 498 ~                             let mut tracer = Tracer(Box::new(|v: Box<dyn AnyGc>| {
[INFO] [stdout] 499 |                                 let hashable_v = HashableAnyGc(v.clone_as_any());
[INFO] [stdout] ...
[INFO] [stdout] 502 |                                 }
[INFO] [stdout] 503 ~                             }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 | /             box Root {
[INFO] [stdout] 584 | |                 ptr: self.ptr,
[INFO] [stdout] 585 | |                 phantom: PhantomData,
[INFO] [stdout] 586 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 583 ~             Box::new(Root {
[INFO] [stdout] 584 |                 ptr: self.ptr,
[INFO] [stdout] 585 |                 phantom: PhantomData,
[INFO] [stdout] 586 ~             })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:589:13
[INFO] [stdout]     |
[INFO] [stdout] 589 | /             box Root {
[INFO] [stdout] 590 | |                 ptr: self.ptr,
[INFO] [stdout] 591 | |                 phantom: PhantomData,
[INFO] [stdout] 592 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 589 ~             Box::new(Root {
[INFO] [stdout] 590 |                 ptr: self.ptr,
[INFO] [stdout] 591 |                 phantom: PhantomData,
[INFO] [stdout] 592 ~             })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:638:58
[INFO] [stdout]     |
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(Box::new(AutoGcSpace::new()))),
[INFO] [stdout]     |                                                          ~~~~~~~~~                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:637:46
[INFO] [stdout]     |
[INFO] [stdout] 637 |               let ptr = Box::into_raw_non_null(box RootInner {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 638 | |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 639 | |                 data: x,
[INFO] [stdout] 640 | |             });
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 637 ~             let ptr = Box::into_raw_non_null(Box::new(RootInner {
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 639 |                 data: x,
[INFO] [stdout] 640 ~             }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:498:53
[INFO] [stdout]     |
[INFO] [stdout] 498 |   ...                   let mut tracer = Tracer(box |v: Box<dyn AnyGc>| {
[INFO] [stdout]     |  _______________________________________________^
[INFO] [stdout] 499 | | ...                       let hashable_v = HashableAnyGc(v.clone_as_any());
[INFO] [stdout] 500 | | ...                       if !marked.contains(&hashable_v) {
[INFO] [stdout] 501 | | ...                           to_mark_set.insert(hashable_v);
[INFO] [stdout] 502 | | ...                       }
[INFO] [stdout] 503 | | ...                   });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 498 ~                             let mut tracer = Tracer(Box::new(|v: Box<dyn AnyGc>| {
[INFO] [stdout] 499 |                                 let hashable_v = HashableAnyGc(v.clone_as_any());
[INFO] [stdout] ...
[INFO] [stdout] 502 |                                 }
[INFO] [stdout] 503 ~                             }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:583:13
[INFO] [stdout]     |
[INFO] [stdout] 583 | /             box Root {
[INFO] [stdout] 584 | |                 ptr: self.ptr,
[INFO] [stdout] 585 | |                 phantom: PhantomData,
[INFO] [stdout] 586 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 583 ~             Box::new(Root {
[INFO] [stdout] 584 |                 ptr: self.ptr,
[INFO] [stdout] 585 |                 phantom: PhantomData,
[INFO] [stdout] 586 ~             })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:589:13
[INFO] [stdout]     |
[INFO] [stdout] 589 | /             box Root {
[INFO] [stdout] 590 | |                 ptr: self.ptr,
[INFO] [stdout] 591 | |                 phantom: PhantomData,
[INFO] [stdout] 592 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 589 ~             Box::new(Root {
[INFO] [stdout] 590 |                 ptr: self.ptr,
[INFO] [stdout] 591 |                 phantom: PhantomData,
[INFO] [stdout] 592 ~             })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:638:58
[INFO] [stdout]     |
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(Box::new(AutoGcSpace::new()))),
[INFO] [stdout]     |                                                          ~~~~~~~~~                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/lib.rs:637:46
[INFO] [stdout]     |
[INFO] [stdout] 637 |               let ptr = Box::into_raw_non_null(box RootInner {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 638 | |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 639 | |                 data: x,
[INFO] [stdout] 640 | |             });
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 637 ~             let ptr = Box::into_raw_non_null(Box::new(RootInner {
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout] 639 |                 data: x,
[INFO] [stdout] 640 ~             }));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]  --> src/lib.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![allow(private_in_public)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]  --> src/lib.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![allow(private_in_public)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(map_first_last)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `box_into_raw_non_null`
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_into_raw_non_null)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(map_first_last)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `box_into_raw_non_null`
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(box_into_raw_non_null)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `std::boxed::Box<_, _>` in the current scope
[INFO] [stdout]    --> src/lib.rs:249:28
[INFO] [stdout]     |
[INFO] [stdout] 249 |             let ptr = Box::into_raw_non_null(box GcInner {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `std::boxed::Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       std::boxed::Box::<T>::new
[INFO] [stdout]       std::boxed::Box::<T>::new_uninit
[INFO] [stdout]       std::boxed::Box::<T>::new_zeroed
[INFO] [stdout]       std::boxed::Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/boxed.rs:254:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `std::boxed::Box<_, _>` in the current scope
[INFO] [stdout]    --> src/lib.rs:249:28
[INFO] [stdout]     |
[INFO] [stdout] 249 |             let ptr = Box::into_raw_non_null(box GcInner {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `std::boxed::Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       std::boxed::Box::<T>::new
[INFO] [stdout]       std::boxed::Box::<T>::new_uninit
[INFO] [stdout]       std::boxed::Box::<T>::new_zeroed
[INFO] [stdout]       std::boxed::Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/boxed.rs:254:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `&_`
[INFO] [stdout]    --> src/lib.rs:509:39
[INFO] [stdout]     |
[INFO] [stdout] 509 | ...                   .map(|to_mark| *to_mark.get_space_nonnull_mutex().as_ref().lock())
[INFO] [stdout]     |                             ^^^^^^^           ----------------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 509 |                                 .map(|to_mark: &T| *to_mark.get_space_nonnull_mutex().as_ref().lock())
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `&_`
[INFO] [stdout]    --> src/lib.rs:509:39
[INFO] [stdout]     |
[INFO] [stdout] 509 | ...                   .map(|to_mark| *to_mark.get_space_nonnull_mutex().as_ref().lock())
[INFO] [stdout]     |                             ^^^^^^^           ----------------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 509 |                                 .map(|to_mark: &T| *to_mark.get_space_nonnull_mutex().as_ref().lock())
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `std::boxed::Box<_, _>` in the current scope
[INFO] [stdout]    --> src/lib.rs:637:28
[INFO] [stdout]     |
[INFO] [stdout] 637 |             let ptr = Box::into_raw_non_null(box RootInner {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `std::boxed::Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       std::boxed::Box::<T>::new
[INFO] [stdout]       std::boxed::Box::<T>::new_uninit
[INFO] [stdout]       std::boxed::Box::<T>::new_zeroed
[INFO] [stdout]       std::boxed::Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/boxed.rs:254:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `libbare::Root<_>`
[INFO] [stdout]    --> src/lib.rs:641:17
[INFO] [stdout]     |
[INFO] [stdout] 641 |             let result = Root {
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 650 |                     .add_root(result.clone_as_any());
[INFO] [stdout]     |                                      ------------ type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `result` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 641 |             let result: libbare::Root<T> = Root {
[INFO] [stdout]     |                       ++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `into_raw_non_null` found for struct `std::boxed::Box<_, _>` in the current scope
[INFO] [stdout]    --> src/lib.rs:637:28
[INFO] [stdout]     |
[INFO] [stdout] 637 |             let ptr = Box::into_raw_non_null(box RootInner {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ function or associated item not found in `Box<_, _>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `std::boxed::Box<_, _>` consider using one of the following associated functions:
[INFO] [stdout]       std::boxed::Box::<T>::new
[INFO] [stdout]       std::boxed::Box::<T>::new_uninit
[INFO] [stdout]       std::boxed::Box::<T>::new_zeroed
[INFO] [stdout]       std::boxed::Box::<T>::try_new
[INFO] [stdout]       and 22 others
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/boxed.rs:254:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `libbare::Root<_>`
[INFO] [stdout]    --> src/lib.rs:641:17
[INFO] [stdout]     |
[INFO] [stdout] 641 |             let result = Root {
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 650 |                     .add_root(result.clone_as_any());
[INFO] [stdout]     |                                      ------------ type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `result` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 641 |             let result: libbare::Root<T> = Root {
[INFO] [stdout]     |                       ++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `concgc` (lib) due to 16 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 15 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `concgc` (lib test) due to 16 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "89c7d730091b10efbf94c8fc91219bd91be1a562c330d95fbd009332251bbf3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c7d730091b10efbf94c8fc91219bd91be1a562c330d95fbd009332251bbf3c", kill_on_drop: false }`
[INFO] [stdout] 89c7d730091b10efbf94c8fc91219bd91be1a562c330d95fbd009332251bbf3c