[INFO] fetching crate bytecheck_test 0.6.5...
[INFO] testing bytecheck_test-0.6.5 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate bytecheck_test 0.6.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate bytecheck_test 0.6.5
[INFO] finished tweaking crates.io crate bytecheck_test 0.6.5
[INFO] tweaked toml for crates.io crate bytecheck_test 0.6.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bytecheck_test 0.6.5 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding bytecheck v0.6.12 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf0a11d46c855f5aca5195ffe2a8f1ec179ba6230a6f19b4518975ee17492e7f
[INFO] running `Command { std: "docker" "start" "-a" "cf0a11d46c855f5aca5195ffe2a8f1ec179ba6230a6f19b4518975ee17492e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0a11d46c855f5aca5195ffe2a8f1ec179ba6230a6f19b4518975ee17492e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0a11d46c855f5aca5195ffe2a8f1ec179ba6230a6f19b4518975ee17492e7f", kill_on_drop: false }`
[INFO] [stdout] cf0a11d46c855f5aca5195ffe2a8f1ec179ba6230a6f19b4518975ee17492e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1daf1eddb1d6df1e302523af5503891ae72471d0748ceb3833586d0aafc62a7
[INFO] running `Command { std: "docker" "start" "-a" "e1daf1eddb1d6df1e302523af5503891ae72471d0748ceb3833586d0aafc62a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.12
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling bytecheck_test v0.6.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "e1daf1eddb1d6df1e302523af5503891ae72471d0748ceb3833586d0aafc62a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1daf1eddb1d6df1e302523af5503891ae72471d0748ceb3833586d0aafc62a7", kill_on_drop: false }`
[INFO] [stdout] e1daf1eddb1d6df1e302523af5503891ae72471d0748ceb3833586d0aafc62a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b228ed7bff305b2c66f55c82915a9118537e48a3fc335e8f10280b1b1e596cfb
[INFO] running `Command { std: "docker" "start" "-a" "b228ed7bff305b2c66f55c82915a9118537e48a3fc335e8f10280b1b1e596cfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecheck_test v0.6.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: fields `0`, `1`, and `2` are never read
[INFO] [stdout]    --> src/lib.rs:344:15
[INFO] [stdout]     |
[INFO] [stdout] 344 |             A(u32, bool, CharLE),
[INFO] [stdout]     |             - ^^^  ^^^^  ^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:6:5
[INFO] [stdout]     |
[INFO] [stdout]   6 |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 344 -             A(u32, bool, CharLE),
[INFO] [stdout] 344 +             A((), (), ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:543:33
[INFO] [stdout]     |
[INFO] [stdout] 543 |             Cons(#[omit_bounds] MyBox<Node>),
[INFO] [stdout]     |             ----                ^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 543 -             Cons(#[omit_bounds] MyBox<Node>),
[INFO] [stdout] 543 +             Cons(#[omit_bounds] ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytecheck_test` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b228ed7bff305b2c66f55c82915a9118537e48a3fc335e8f10280b1b1e596cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b228ed7bff305b2c66f55c82915a9118537e48a3fc335e8f10280b1b1e596cfb", kill_on_drop: false }`
[INFO] [stdout] b228ed7bff305b2c66f55c82915a9118537e48a3fc335e8f10280b1b1e596cfb