[INFO] cloning repository https://github.com/pickfire/ve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pickfire/ve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70624ef38a615ee2b8af73774bb02074e833d434
[INFO] checking pickfire/ve against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fve" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pickfire/ve on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pickfire/ve
[INFO] finished tweaking git repo https://github.com/pickfire/ve
[INFO] tweaked toml for git repo https://github.com/pickfire/ve written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pickfire/ve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0c8224426370880d9b7d748be0979363416fa47eb2aa6697d1e58b2d2725371
[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" "f0c8224426370880d9b7d748be0979363416fa47eb2aa6697d1e58b2d2725371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0c8224426370880d9b7d748be0979363416fa47eb2aa6697d1e58b2d2725371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c8224426370880d9b7d748be0979363416fa47eb2aa6697d1e58b2d2725371", kill_on_drop: false }`
[INFO] [stdout] f0c8224426370880d9b7d748be0979363416fa47eb2aa6697d1e58b2d2725371
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] c25b7c632d1e1722a8313670186406317434a312c4a5046062ad299163092ba9
[INFO] running `Command { std: "docker" "start" "-a" "c25b7c632d1e1722a8313670186406317434a312c4a5046062ad299163092ba9", kill_on_drop: false }`
[INFO] [stderr]     Checking ve v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_generics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]    = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_generics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]    = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/raw_vec.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         unsafe { Self::from_raw_parts_in(ptr, capacity, len, Global) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/raw_vec.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/vec.rs:788:21
[INFO] [stdout]     |
[INFO] [stdout] 788 |         let count = unsafe { (*other).len() };
[INFO] [stdout]     |                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/vec.rs:791:9
[INFO] [stdout]     |
[INFO] [stdout] 791 |         unsafe { ptr::copy_nonoverlapping(other as *const T, self.as_mut_ptr().add(len), count) };
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2018:19
[INFO] [stdout]      |
[INFO] [stdout] 2018 |         let vec = unsafe { self.vec.as_mut() };
[INFO] [stdout]      |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2021:27
[INFO] [stdout]      |
[INFO] [stdout] 2021 |         let range_slice = unsafe {
[INFO] [stdout]      |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2027:17
[INFO] [stdout]      |
[INFO] [stdout] 2027 |                 unsafe { ptr::write(place, new_item) };
[INFO] [stdout]      |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2038:19
[INFO] [stdout]      |
[INFO] [stdout] 2038 |         let vec = unsafe { self.vec.as_mut() };
[INFO] [stdout]      |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2043:9
[INFO] [stdout]      |
[INFO] [stdout] 2043 |         unsafe {
[INFO] [stdout]      |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_box`
[INFO] [stdout]   --> src/raw_vec.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_box(slice: Box<[T]>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alloc`
[INFO] [stdout]    --> src/raw_vec.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn alloc(&self) -> &A {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alloc_mut`
[INFO] [stdout]    --> src/raw_vec.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn alloc_mut(&mut self) -> &mut A {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/raw_vec.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         unsafe { Self::from_raw_parts_in(ptr, capacity, len, Global) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/raw_vec.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/vec.rs:788:21
[INFO] [stdout]     |
[INFO] [stdout] 788 |         let count = unsafe { (*other).len() };
[INFO] [stdout]     |                     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/vec.rs:791:9
[INFO] [stdout]     |
[INFO] [stdout] 791 |         unsafe { ptr::copy_nonoverlapping(other as *const T, self.as_mut_ptr().add(len), count) };
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2018:19
[INFO] [stdout]      |
[INFO] [stdout] 2018 |         let vec = unsafe { self.vec.as_mut() };
[INFO] [stdout]      |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2021:27
[INFO] [stdout]      |
[INFO] [stdout] 2021 |         let range_slice = unsafe {
[INFO] [stdout]      |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2027:17
[INFO] [stdout]      |
[INFO] [stdout] 2027 |                 unsafe { ptr::write(place, new_item) };
[INFO] [stdout]      |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2038:19
[INFO] [stdout]      |
[INFO] [stdout] 2038 |         let vec = unsafe { self.vec.as_mut() };
[INFO] [stdout]      |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/vec.rs:2043:9
[INFO] [stdout]      |
[INFO] [stdout] 2043 |         unsafe {
[INFO] [stdout]      |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_box`
[INFO] [stdout]   --> src/raw_vec.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_box(slice: Box<[T]>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alloc`
[INFO] [stdout]    --> src/raw_vec.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn alloc(&self) -> &A {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `alloc_mut`
[INFO] [stdout]    --> src/raw_vec.rs:244:12
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn alloc_mut(&mut self) -> &mut A {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "c25b7c632d1e1722a8313670186406317434a312c4a5046062ad299163092ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c25b7c632d1e1722a8313670186406317434a312c4a5046062ad299163092ba9", kill_on_drop: false }`
[INFO] [stdout] c25b7c632d1e1722a8313670186406317434a312c4a5046062ad299163092ba9