[INFO] fetching crate dynify 0.1.2...
[INFO] checking dynify-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate dynify 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dynify 0.1.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dynify 0.1.2
[INFO] tweaked toml for crates.io crate dynify 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dynify 0.1.2 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 crates.io crate dynify 0.1.2 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5fd84ed3ebb14d40b07e6749d295cd1abb2e17f793014e7fdf679ca8ee1922e0
[INFO] running `Command { std: "docker" "start" "-a" "5fd84ed3ebb14d40b07e6749d295cd1abb2e17f793014e7fdf679ca8ee1922e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fd84ed3ebb14d40b07e6749d295cd1abb2e17f793014e7fdf679ca8ee1922e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd84ed3ebb14d40b07e6749d295cd1abb2e17f793014e7fdf679ca8ee1922e0", kill_on_drop: false }`
[INFO] [stdout] 5fd84ed3ebb14d40b07e6749d295cd1abb2e17f793014e7fdf679ca8ee1922e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5e0aee1d2b9a6a051b9ab8ac51262831445aa0685f4ddc279845e26d8956298c
[INFO] running `Command { std: "docker" "start" "-a" "5e0aee1d2b9a6a051b9ab8ac51262831445aa0685f4ddc279845e26d8956298c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking winnow v0.7.11
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling rstest_macros v0.25.0
[INFO] [stderr]    Compiling pollster-macro v0.4.0
[INFO] [stderr]    Compiling dynify-macros v0.1.2
[INFO] [stderr]    Compiling trait-variant v0.1.2
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stderr]     Checking dynify v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Box<T>, Infallible>
[INFO] [stdout]    --> src/container.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 | /         {
[INFO] [stdout] 366 | |             unsafe {
[INFO] [stdout] 367 | |                 let layout = constructor.layout();
[INFO] [stdout] 368 | |                 let slot = box_emlace(layout);
[INFO] [stdout] ...   |
[INFO] [stdout] 384 | |         }
[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<Box<T>, Infallible>
[INFO] [stdout]    --> src/container.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 | /             unsafe {
[INFO] [stdout] 367 | |                 let layout = constructor.layout();
[INFO] [stdout] 368 | |                 let slot = box_emlace(layout);
[INFO] [stdout] 369 | |                 let ptr = slot.as_ptr();
[INFO] [stdout] ...   |
[INFO] [stdout] 382 | |                 Ok(Box::from_raw(init.as_ptr()))
[INFO] [stdout] 383 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Box<T>, Infallible>
[INFO] [stdout]    --> src/container.rs:382:17
[INFO] [stdout]     |
[INFO] [stdout] 382 |                 Ok(Box::from_raw(init.as_ptr()))
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<container::Buffered<'_, T>, Infallible>
[INFO] [stdout]    --> src/container.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 | /         {
[INFO] [stdout] 409 | |             unsafe {
[INFO] [stdout] 410 | |                 let layout = constructor.layout();
[INFO] [stdout] 411 | |                 let slot = vec_emplace(self, layout);
[INFO] [stdout] ...   |
[INFO] [stdout] 418 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<container::Buffered<'_, T>, Infallible>
[INFO] [stdout]    --> src/container.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 | /             unsafe {
[INFO] [stdout] 410 | |                 let layout = constructor.layout();
[INFO] [stdout] 411 | |                 let slot = vec_emplace(self, layout);
[INFO] [stdout] 412 | |                 let ptr = slot.as_ptr();
[INFO] [stdout] ...   |
[INFO] [stdout] 416 | |                 Ok(Buffered::from_raw(init))
[INFO] [stdout] 417 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<container::Buffered<'_, T>, Infallible>
[INFO] [stdout]    --> src/container.rs:416:17
[INFO] [stdout]     |
[INFO] [stdout] 416 |                 Ok(Buffered::from_raw(init))
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dynify` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5e0aee1d2b9a6a051b9ab8ac51262831445aa0685f4ddc279845e26d8956298c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0aee1d2b9a6a051b9ab8ac51262831445aa0685f4ddc279845e26d8956298c", kill_on_drop: false }`
[INFO] [stdout] 5e0aee1d2b9a6a051b9ab8ac51262831445aa0685f4ddc279845e26d8956298c
