[INFO] fetching crate zerocopy 0.8.26...
[INFO] checking zerocopy-0.8.26 against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] extracting crate zerocopy 0.8.26 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate zerocopy 0.8.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zerocopy 0.8.26
[INFO] tweaked toml for crates.io crate zerocopy 0.8.26 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zerocopy 0.8.26 on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zerocopy 0.8.26 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ebf2bc0ad409a0ec15f1c2bdb6f81712efe626316264cf5cd0cff41d0952cf0
[INFO] running `Command { std: "docker" "start" "-a" "8ebf2bc0ad409a0ec15f1c2bdb6f81712efe626316264cf5cd0cff41d0952cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ebf2bc0ad409a0ec15f1c2bdb6f81712efe626316264cf5cd0cff41d0952cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebf2bc0ad409a0ec15f1c2bdb6f81712efe626316264cf5cd0cff41d0952cf0", kill_on_drop: false }`
[INFO] [stdout] 8ebf2bc0ad409a0ec15f1c2bdb6f81712efe626316264cf5cd0cff41d0952cf0
[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" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a1edaa0a436b907254ddf4561dd8cb2cc41b70148068faf15076601541556f6
[INFO] running `Command { std: "docker" "start" "-a" "6a1edaa0a436b907254ddf4561dd8cb2cc41b70148068faf15076601541556f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling zerocopy v0.8.26 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling trybuild v1.0.89
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking dissimilar v1.0.10
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking elain v0.3.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]     Checking basic-toml v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerocopy-derive v0.8.26
[INFO] [stdout] warning: use of deprecated constant `_::_WARNING`: some tests may be skipped due to missing RUSTFLAGS="--cfg __ZEROCOPY_INTERNAL_USE_ONLY_NIGHTLY_FEATURES_IN_TESTS"
[INFO] [stdout]    --> src/lib.rs:429:5
[INFO] [stdout]     |
[INFO] [stdout] 429 |     _WARNING
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:428:12
[INFO] [stdout]     |
[INFO] [stdout] 428 |     #[warn(deprecated)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nested` is never constructed
[INFO] [stdout]    --> src/util/mod.rs:796:23
[INFO] [stdout]     |
[INFO] [stdout] 796 |     pub(crate) struct Nested<T, U: ?Sized> {
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.70s
[INFO] running `Command { std: "docker" "inspect" "6a1edaa0a436b907254ddf4561dd8cb2cc41b70148068faf15076601541556f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1edaa0a436b907254ddf4561dd8cb2cc41b70148068faf15076601541556f6", kill_on_drop: false }`
[INFO] [stdout] 6a1edaa0a436b907254ddf4561dd8cb2cc41b70148068faf15076601541556f6