[INFO] fetching crate concgc 0.1.1...
[INFO] checking concgc-0.1.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate concgc 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate concgc 0.1.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_deref v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51fb36898c5c811b197f2a7c5d8276f5d20afc56ecd6481bc46398e1a1a14bf2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "51fb36898c5c811b197f2a7c5d8276f5d20afc56ecd6481bc46398e1a1a14bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51fb36898c5c811b197f2a7c5d8276f5d20afc56ecd6481bc46398e1a1a14bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51fb36898c5c811b197f2a7c5d8276f5d20afc56ecd6481bc46398e1a1a14bf2", kill_on_drop: false }`
[INFO] [stdout] 51fb36898c5c811b197f2a7c5d8276f5d20afc56ecd6481bc46398e1a1a14bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af1c0e7c0e2826d7b83720f902d6a380788156d21710b787303be7f51e318486
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "af1c0e7c0e2826d7b83720f902d6a380788156d21710b787303be7f51e318486", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]     Checking concgc v0.1.1 (/opt/rustwide/workdir)
[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 `std::boxed::Box<_>`
[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:250:40
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::boxed::Box<_>`
[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 `std::boxed::Box<_>`
[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:250:40
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::boxed::Box<_>`
[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 `std::boxed::Box<_>`
[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:638:40
[INFO] [stdout]     |
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::boxed::Box<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone_as_any` found for struct `libbare::Root<_>` in the current scope
[INFO] [stdout]    --> src/lib.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 627 |     pub struct Root<T: Trace> {
[INFO] [stdout]     |     ------------------------- method `clone_as_any` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 650 |                     .add_root(result.clone_as_any());
[INFO] [stdout]     |                                      ^^^^^^^^^^^^ method not found in `libbare::Root<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `result` is a function, perhaps you wish to call it
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `clone_as_any`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `AnyGc`
[INFO] [stdout]             candidate #2: `AnyRoot`
[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 `std::boxed::Box<_>`
[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:638:40
[INFO] [stdout]     |
[INFO] [stdout] 638 |                 space: Mutex::new(Box::into_raw_non_null(box AutoGcSpace::new())),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::boxed::Box<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone_as_any` found for struct `libbare::Root<_>` in the current scope
[INFO] [stdout]    --> src/lib.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 627 |     pub struct Root<T: Trace> {
[INFO] [stdout]     |     ------------------------- method `clone_as_any` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 650 |                     .add_root(result.clone_as_any());
[INFO] [stdout]     |                                      ^^^^^^^^^^^^ method not found in `libbare::Root<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `result` is a function, perhaps you wish to call it
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `clone_as_any`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `AnyGc`
[INFO] [stdout]             candidate #2: `AnyRoot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `concgc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "af1c0e7c0e2826d7b83720f902d6a380788156d21710b787303be7f51e318486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1c0e7c0e2826d7b83720f902d6a380788156d21710b787303be7f51e318486", kill_on_drop: false }`
[INFO] [stdout] af1c0e7c0e2826d7b83720f902d6a380788156d21710b787303be7f51e318486