[INFO] fetching crate zerodrop 0.1.4...
[INFO] testing zerodrop-0.1.4 against 1.60.0 for beta-1.61-1
[INFO] extracting crate zerodrop 0.1.4 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate zerodrop 0.1.4 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zerodrop 0.1.4
[INFO] finished tweaking crates.io crate zerodrop 0.1.4
[INFO] tweaked toml for crates.io crate zerodrop 0.1.4 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded consistenttime v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52ac61e96de6fa076484791d3fe059979d9157b51adaf1cf947d8289ccb470bf
[INFO] running `Command { std: "docker" "start" "-a" "52ac61e96de6fa076484791d3fe059979d9157b51adaf1cf947d8289ccb470bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52ac61e96de6fa076484791d3fe059979d9157b51adaf1cf947d8289ccb470bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ac61e96de6fa076484791d3fe059979d9157b51adaf1cf947d8289ccb470bf", kill_on_drop: false }`
[INFO] [stdout] 52ac61e96de6fa076484791d3fe059979d9157b51adaf1cf947d8289ccb470bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6bc187486e81ada1f40937065b553aebb9cdb531297de1194f7248d7dceb1d
[INFO] running `Command { std: "docker" "start" "-a" "8e6bc187486e81ada1f40937065b553aebb9cdb531297de1194f7248d7dceb1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling consistenttime v0.2.0
[INFO] [stderr]    Compiling zerodrop v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/zd.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |         ZeroDrop(Box::new(::std::mem::uninitialized::<T>()))
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/zd.rs:69:51
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let mut b = Box::new(unsafe { ::std::mem::uninitialized::<T>() });
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/zd.rs:82:51
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut b = Box::new(unsafe { ::std::mem::uninitialized::<T>() });
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/cow.rs:47:49
[INFO] [stdout]    |
[INFO] [stdout] 47 |         ZeroDropCow::Boxed(Box::new(::std::mem::uninitialized::<T>()))
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/cow.rs:58:51
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut b = Box::new(unsafe { ::std::mem::uninitialized::<T>() });
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/cow.rs:68:59
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let mut b = Box::new(unsafe { ::std::mem::uninitialized::<T>() });
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zerodrop` due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8e6bc187486e81ada1f40937065b553aebb9cdb531297de1194f7248d7dceb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6bc187486e81ada1f40937065b553aebb9cdb531297de1194f7248d7dceb1d", kill_on_drop: false }`
[INFO] [stdout] 8e6bc187486e81ada1f40937065b553aebb9cdb531297de1194f7248d7dceb1d