[INFO] cloning repository https://github.com/iddm/redis-custom-allocator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iddm/redis-custom-allocator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiddm%2Fredis-custom-allocator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiddm%2Fredis-custom-allocator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 661d1ec0b0924ecd40a17f0bde3049caca5fb1f8
[INFO] checking iddm/redis-custom-allocator against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiddm%2Fredis-custom-allocator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iddm/redis-custom-allocator
[INFO] finished tweaking git repo https://github.com/iddm/redis-custom-allocator
[INFO] tweaked toml for git repo https://github.com/iddm/redis-custom-allocator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iddm/redis-custom-allocator on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iddm/redis-custom-allocator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 328727c80ef10060491c7e82ef6c525fba8a68ec37703d8dfba3defb9db6791b
[INFO] running `Command { std: "docker" "start" "-a" "328727c80ef10060491c7e82ef6c525fba8a68ec37703d8dfba3defb9db6791b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "328727c80ef10060491c7e82ef6c525fba8a68ec37703d8dfba3defb9db6791b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "328727c80ef10060491c7e82ef6c525fba8a68ec37703d8dfba3defb9db6791b", kill_on_drop: false }`
[INFO] [stdout] 328727c80ef10060491c7e82ef6c525fba8a68ec37703d8dfba3defb9db6791b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2310c5315d8f6b875e4f7e4805af969820612da581f613f162351808ed72448b
[INFO] running `Command { std: "docker" "start" "-a" "2310c5315d8f6b875e4f7e4805af969820612da581f613f162351808ed72448b", kill_on_drop: false }`
[INFO] [stderr]     Checking redis-custom-allocator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `allocator_api`
[INFO] [stdout]    --> src/lib.rs:299:7
[INFO] [stdout]     |
[INFO] [stdout] 299 | #[cfg(feature = "allocator_api")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `allocator_api` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `allocator_api`
[INFO] [stdout]    --> src/lib.rs:299:7
[INFO] [stdout]     |
[INFO] [stdout] 299 | #[cfg(feature = "allocator_api")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `allocator_api` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NonNull<[u8]>, Infallible>
[INFO] [stdout]    --> src/lib.rs:289:100
[INFO] [stdout]     |
[INFO] [stdout] 289 |       fn allocate(&self, layout: std::alloc::Layout) -> Result<std::ptr::NonNull<[u8]>, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________________________________________^
[INFO] [stdout] 290 | |         let slice = unsafe { std::slice::from_raw_parts_mut(self.alloc(layout), layout.size()) };
[INFO] [stdout] 291 | |         Ok(std::ptr::NonNull::from(slice))
[INFO] [stdout] 292 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NonNull<[u8]>, Infallible>
[INFO] [stdout]    --> src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         Ok(std::ptr::NonNull::from(slice))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NonNull<[u8]>, Infallible>
[INFO] [stdout]    --> src/lib.rs:289:100
[INFO] [stdout]     |
[INFO] [stdout] 289 |       fn allocate(&self, layout: std::alloc::Layout) -> Result<std::ptr::NonNull<[u8]>, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________________________________________^
[INFO] [stdout] 290 | |         let slice = unsafe { std::slice::from_raw_parts_mut(self.alloc(layout), layout.size()) };
[INFO] [stdout] 291 | |         Ok(std::ptr::NonNull::from(slice))
[INFO] [stdout] 292 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<NonNull<[u8]>, Infallible>
[INFO] [stdout]    --> src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         Ok(std::ptr::NonNull::from(slice))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis-custom-allocator` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `redis-custom-allocator` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2310c5315d8f6b875e4f7e4805af969820612da581f613f162351808ed72448b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2310c5315d8f6b875e4f7e4805af969820612da581f613f162351808ed72448b", kill_on_drop: false }`
[INFO] [stdout] 2310c5315d8f6b875e4f7e4805af969820612da581f613f162351808ed72448b
