[INFO] fetching crate pin-api 0.2.1...
[INFO] checking pin-api-0.2.1 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate pin-api 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pin-api 0.2.1 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pin-api 0.2.1
[INFO] finished tweaking crates.io crate pin-api 0.2.1
[INFO] tweaked toml for crates.io crate pin-api 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 387b3601520d87963342da00c40c5b83ad4c45df6bd4dc2e754c94d50265d9a6
[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" "387b3601520d87963342da00c40c5b83ad4c45df6bd4dc2e754c94d50265d9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387b3601520d87963342da00c40c5b83ad4c45df6bd4dc2e754c94d50265d9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387b3601520d87963342da00c40c5b83ad4c45df6bd4dc2e754c94d50265d9a6", kill_on_drop: false }`
[INFO] [stdout] 387b3601520d87963342da00c40c5b83ad4c45df6bd4dc2e754c94d50265d9a6
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9f1eca48f389b9a04466a64ff4f928703b398bb7cdbd49ac3a7a47c7a1f7bef
[INFO] running `Command { std: "docker" "start" "-a" "d9f1eca48f389b9a04466a64ff4f928703b398bb7cdbd49ac3a7a47c7a1f7bef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pin-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `incoherent_fundamental_impls` has been removed: `converted into hard error, see issue #46205 <https://github.com/rust-lang/rust/issues/46205> for more information`
[INFO] [stdout]   --> src/boxed.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[allow(incoherent_fundamental_impls)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `incoherent_fundamental_impls` has been removed: `converted into hard error, see issue #46205 <https://github.com/rust-lang/rust/issues/46205> for more information`
[INFO] [stdout]   --> src/boxed.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[allow(incoherent_fundamental_impls)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `std::convert::Into<std::boxed::Box<_>>` for type `boxed::PinBox<_>`:
[INFO] [stdout]   --> src/boxed.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<T: Unpin + ?Sized> Into<Box<T>> for PinBox<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<T, U> std::convert::Into<U> for T
[INFO] [stdout]              where U: std::convert::From<T>;
[INFO] [stdout]    = note: downstream crates may implement trait `std::convert::From<boxed::PinBox<_>>` for type `std::boxed::Box<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pin-api`.
[INFO] [stdout] error[E0119]: conflicting implementations of trait `std::convert::Into<std::boxed::Box<_>>` for type `boxed::PinBox<_>`:
[INFO] [stdout]   --> src/boxed.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<T: Unpin + ?Sized> Into<Box<T>> for PinBox<T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: conflicting implementation in crate `core`:
[INFO] [stdout]            - impl<T, U> std::convert::Into<U> for T
[INFO] [stdout]              where U: std::convert::From<T>;
[INFO] [stdout]    = note: downstream crates may implement trait `std::convert::From<boxed::PinBox<_>>` for type `std::boxed::Box<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d9f1eca48f389b9a04466a64ff4f928703b398bb7cdbd49ac3a7a47c7a1f7bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f1eca48f389b9a04466a64ff4f928703b398bb7cdbd49ac3a7a47c7a1f7bef", kill_on_drop: false }`
[INFO] [stdout] d9f1eca48f389b9a04466a64ff4f928703b398bb7cdbd49ac3a7a47c7a1f7bef