[INFO] fetching crate radsort 0.1.0...
[INFO] checking radsort-0.1.0 against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] extracting crate radsort 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate radsort 0.1.0 on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate radsort 0.1.0
[INFO] finished tweaking crates.io crate radsort 0.1.0
[INFO] tweaked toml for crates.io crate radsort 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "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" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c17530fb19053beb41b7a9e766eaf8da4f8be92e8254450378e7b1d26b1ce6df
[INFO] running `Command { std: "docker" "start" "-a" "c17530fb19053beb41b7a9e766eaf8da4f8be92e8254450378e7b1d26b1ce6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c17530fb19053beb41b7a9e766eaf8da4f8be92e8254450378e7b1d26b1ce6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17530fb19053beb41b7a9e766eaf8da4f8be92e8254450378e7b1d26b1ce6df", kill_on_drop: false }`
[INFO] [stdout] c17530fb19053beb41b7a9e766eaf8da4f8be92e8254450378e7b1d26b1ce6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644a05bf6ec79e57bcaa32ecde9a803d7286bb19d4b6caf1d2eab7e9c3022afa
[INFO] running `Command { std: "docker" "start" "-a" "644a05bf6ec79e57bcaa32ecde9a803d7286bb19d4b6caf1d2eab7e9c3022afa", kill_on_drop: false }`
[INFO] [stderr]     Checking radsort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |           #[doc(hidden)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] ...
[INFO] [stdout] 340 | / impl_for_scalar! {
[INFO] [stdout] 341 | |     bool char
[INFO] [stdout] 342 | |     u8 u16 u32 u64 u128 usize
[INFO] [stdout] 343 | |     i8 i16 i32 i64 i128 isize
[INFO] [stdout] 344 | |     f32 f64
[INFO] [stdout] 345 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout]     = note: this warning originates in the macro `impl_for_scalar` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 358 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:369:5
[INFO] [stdout]     |
[INFO] [stdout] 369 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:381:5
[INFO] [stdout]     |
[INFO] [stdout] 381 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |           #[doc(hidden)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] ...
[INFO] [stdout] 340 | / impl_for_scalar! {
[INFO] [stdout] 341 | |     bool char
[INFO] [stdout] 342 | |     u8 u16 u32 u64 u128 usize
[INFO] [stdout] 343 | |     i8 i16 i32 i64 i128 isize
[INFO] [stdout] 344 | |     f32 f64
[INFO] [stdout] 345 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout]     = note: this warning originates in the macro `impl_for_scalar` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 358 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:369:5
[INFO] [stdout]     |
[INFO] [stdout] 369 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]    --> src/lib.rs:381:5
[INFO] [stdout]     |
[INFO] [stdout] 381 |     #[doc(hidden)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "644a05bf6ec79e57bcaa32ecde9a803d7286bb19d4b6caf1d2eab7e9c3022afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644a05bf6ec79e57bcaa32ecde9a803d7286bb19d4b6caf1d2eab7e9c3022afa", kill_on_drop: false }`
[INFO] [stdout] 644a05bf6ec79e57bcaa32ecde9a803d7286bb19d4b6caf1d2eab7e9c3022afa