[INFO] fetching crate lofi 0.2.0...
[INFO] testing lofi-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate lofi 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate lofi 0.2.0
[INFO] finished tweaking crates.io crate lofi 0.2.0
[INFO] tweaked toml for crates.io crate lofi 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lofi 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1807fdb4dbf4a5a3bfc102041637a93beb7a72ae614a06397f619525a8bde5a
[INFO] running `Command { std: "docker" "start" "-a" "d1807fdb4dbf4a5a3bfc102041637a93beb7a72ae614a06397f619525a8bde5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1807fdb4dbf4a5a3bfc102041637a93beb7a72ae614a06397f619525a8bde5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1807fdb4dbf4a5a3bfc102041637a93beb7a72ae614a06397f619525a8bde5a", kill_on_drop: false }`
[INFO] [stdout] d1807fdb4dbf4a5a3bfc102041637a93beb7a72ae614a06397f619525a8bde5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13d1c7b41544137ddd261138d87834ca9628b3ce79e45dce4d8a72d65ee0cb71
[INFO] running `Command { std: "docker" "start" "-a" "13d1c7b41544137ddd261138d87834ca9628b3ce79e45dce4d8a72d65ee0cb71", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling lofi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::lazy`
[INFO] [stdout]  --> src/noop_waker.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     lazy::SyncLazy,
[INFO] [stdout]   |     ^^^^ could not find `lazy` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(once_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<u64>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/alloc.rs:215:21
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 map.compare_and_swap(map_value, 0, SeqCst);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `CBox<dyn Future<Output = ()>>: PinCoerceUnsized` is not satisfied
[INFO] [stdout]    --> src/lib.rs:117:84
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 (Poll::Pending, AwaitCondition::NextTick) => self.tasks.push_front(task),
[INFO] [stdout]     |                                                                                    ^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `PinCoerceUnsized` is not implemented for `CBox<dyn Future<Output = ()>>`
[INFO] [stdout]    --> src/alloc.rs:41:1
[INFO] [stdout]     |
[INFO] [stdout]  41 | pub struct CBox<T: ?Sized> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `PinCoerceUnsized`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               *const T
[INFO] [stdout]               *mut T
[INFO] [stdout]               Arc<T, A>
[INFO] [stdout]               Cell<T>
[INFO] [stdout]               NonNull<T>
[INFO] [stdout]               Pin<T>
[INFO] [stdout]             and 11 others
[INFO] [stdout]     = note: required for the cast from `Pin<CBox<dyn Future<Output = ()>>>` to `Pin<CBox<(dyn Future<Output = ()> + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `CBox<dyn Future<Output = ()>>: PinCoerceUnsized` is not satisfied
[INFO] [stdout]    --> src/lib.rs:118:89
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 (Poll::Pending, AwaitCondition::Exclusive) => self.exclusive_tasks.push(task),
[INFO] [stdout]     |                                                                                         ^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `PinCoerceUnsized` is not implemented for `CBox<dyn Future<Output = ()>>`
[INFO] [stdout]    --> src/alloc.rs:41:1
[INFO] [stdout]     |
[INFO] [stdout]  41 | pub struct CBox<T: ?Sized> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `PinCoerceUnsized`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               *const T
[INFO] [stdout]               *mut T
[INFO] [stdout]               Arc<T, A>
[INFO] [stdout]               Cell<T>
[INFO] [stdout]               NonNull<T>
[INFO] [stdout]               Pin<T>
[INFO] [stdout]             and 11 others
[INFO] [stdout]     = note: required for the cast from `Pin<CBox<dyn Future<Output = ()>>>` to `Pin<CBox<(dyn Future<Output = ()> + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `CBox<dyn Future<Output = ()>>: PinCoerceUnsized` is not satisfied
[INFO] [stdout]    --> src/lib.rs:128:56
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 Poll::Pending => self.tasks.push_front(task),
[INFO] [stdout]     |                                                        ^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `PinCoerceUnsized` is not implemented for `CBox<dyn Future<Output = ()>>`
[INFO] [stdout]    --> src/alloc.rs:41:1
[INFO] [stdout]     |
[INFO] [stdout]  41 | pub struct CBox<T: ?Sized> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `PinCoerceUnsized`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               *const T
[INFO] [stdout]               *mut T
[INFO] [stdout]               Arc<T, A>
[INFO] [stdout]               Cell<T>
[INFO] [stdout]               NonNull<T>
[INFO] [stdout]               Pin<T>
[INFO] [stdout]             and 11 others
[INFO] [stdout]     = note: required for the cast from `Pin<CBox<dyn Future<Output = ()>>>` to `Pin<CBox<(dyn Future<Output = ()> + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `CBox<dyn Future<Output = ()>>: PinCoerceUnsized` is not satisfied
[INFO] [stdout]    --> src/lib.rs:148:27
[INFO] [stdout]     |
[INFO] [stdout] 148 |         self.spawned.push(task);
[INFO] [stdout]     |                           ^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the nightly-only, unstable trait `PinCoerceUnsized` is not implemented for `CBox<dyn Future<Output = ()>>`
[INFO] [stdout]    --> src/alloc.rs:41:1
[INFO] [stdout]     |
[INFO] [stdout]  41 | pub struct CBox<T: ?Sized> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: the following other types implement trait `PinCoerceUnsized`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               *const T
[INFO] [stdout]               *mut T
[INFO] [stdout]               Arc<T, A>
[INFO] [stdout]               Cell<T>
[INFO] [stdout]               NonNull<T>
[INFO] [stdout]               Pin<T>
[INFO] [stdout]             and 11 others
[INFO] [stdout]     = note: required for the cast from `Pin<CBox<dyn Future<Output = ()>>>` to `Pin<CBox<(dyn Future<Output = ()> + 'static)>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lofi` (lib) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "13d1c7b41544137ddd261138d87834ca9628b3ce79e45dce4d8a72d65ee0cb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d1c7b41544137ddd261138d87834ca9628b3ce79e45dce4d8a72d65ee0cb71", kill_on_drop: false }`
[INFO] [stdout] 13d1c7b41544137ddd261138d87834ca9628b3ce79e45dce4d8a72d65ee0cb71