[INFO] fetching crate lazy 0.5.3...
[INFO] testing lazy-0.5.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate lazy 0.5.3 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate lazy 0.5.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lazy 0.5.3
[INFO] finished tweaking crates.io crate lazy 0.5.3
[INFO] tweaked toml for crates.io crate lazy 0.5.3 written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug_unreachable v0.1.1
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded stainless v0.1.12
[INFO] [stderr]   Downloaded oncemutex v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c44c2799d66dd1ff406288ec8a266d85dfb00f0eb84a33e1e1d8fd04c4ffc2a9
[INFO] running `Command { std: "docker" "start" "-a" "c44c2799d66dd1ff406288ec8a266d85dfb00f0eb84a33e1e1d8fd04c4ffc2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c44c2799d66dd1ff406288ec8a266d85dfb00f0eb84a33e1e1d8fd04c4ffc2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c44c2799d66dd1ff406288ec8a266d85dfb00f0eb84a33e1e1d8fd04c4ffc2a9", kill_on_drop: false }`
[INFO] [stdout] c44c2799d66dd1ff406288ec8a266d85dfb00f0eb84a33e1e1d8fd04c4ffc2a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cad46cfbf5f51a691817989810e41de034b0e90314e3a0b8db1ac798b402eae
[INFO] running `Command { std: "docker" "start" "-a" "4cad46cfbf5f51a691817989810e41de034b0e90314e3a0b8db1ac798b402eae", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling oncemutex v0.1.1
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling lazy v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)]
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::thunk`
[INFO] [stdout]  --> src/single.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thunk::Invoke;
[INFO] [stdout]   |          ^^^^^ could not find `thunk` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::thunk`
[INFO] [stdout]  --> src/sync.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thunk::Invoke;
[INFO] [stdout]   |          ^^^^^ could not find `thunk` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `copy_lifetime` in module `mem`
[INFO] [stdout]    --> src/sync.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Evaluated(ref val) => unsafe { mem::copy_lifetime(self, val) },
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^ not found in `mem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> src/single.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<T> !Sync for Thunk<T> {}
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/single.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     inner: Box<Invoke<(), T> + 'static>
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Invoke<(), T> + 'static`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/single.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |             }) as Box<Invoke<(), T> + 'static>
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Invoke<(), T> + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sync.rs:112:16
[INFO] [stdout]     |
[INFO] [stdout] 112 |     inner: Box<Invoke<(), T> + Send + Sync>
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Invoke<(), T> + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sync.rs:120:23
[INFO] [stdout]     |
[INFO] [stdout] 120 |             }) as Box<Invoke<(), T> + Send + Sync>
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Invoke<(), T> + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0554, E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lazy` due to 7 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4cad46cfbf5f51a691817989810e41de034b0e90314e3a0b8db1ac798b402eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cad46cfbf5f51a691817989810e41de034b0e90314e3a0b8db1ac798b402eae", kill_on_drop: false }`
[INFO] [stdout] 4cad46cfbf5f51a691817989810e41de034b0e90314e3a0b8db1ac798b402eae
