[INFO] fetching crate apca 0.26.2...
[INFO] checking apca-0.26.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate apca 0.26.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate apca 0.26.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apca 0.26.2
[INFO] finished tweaking crates.io crate apca 0.26.2
[INFO] tweaked toml for crates.io crate apca 0.26.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate apca 0.26.2 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 013937c9e0bd6a5db7099f4bc7f647a9e6354d63e1dd77cae9f0a0764e5142ae
[INFO] running `Command { std: "docker" "start" "-a" "013937c9e0bd6a5db7099f4bc7f647a9e6354d63e1dd77cae9f0a0764e5142ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "013937c9e0bd6a5db7099f4bc7f647a9e6354d63e1dd77cae9f0a0764e5142ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013937c9e0bd6a5db7099f4bc7f647a9e6354d63e1dd77cae9f0a0764e5142ae", kill_on_drop: false }`
[INFO] [stdout] 013937c9e0bd6a5db7099f4bc7f647a9e6354d63e1dd77cae9f0a0764e5142ae
[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" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43246af2413aa39f02abee7af1f87b8af2e3e780fa4f6dfeacaac4294b885272
[INFO] running `Command { std: "docker" "start" "-a" "43246af2413aa39f02abee7af1f87b8af2e3e780fa4f6dfeacaac4294b885272", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
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[INFO] [stderr]     Checking serde_urlencoded v0.7.1
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[INFO] [stderr]     Checking apca v0.26.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `unaligned_references` has been removed: converted into hard error, see issue #82523 <https://github.com/rust-lang/rust/issues/82523> for more information
[INFO] [stdout]   --> src/lib.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   unaligned_references,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   renamed_and_removed_lints,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `unaligned_references` has been removed: converted into hard error, see issue #82523 <https://github.com/rust-lang/rust/issues/82523> for more information
[INFO] [stdout]   --> src/lib.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   unaligned_references,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   renamed_and_removed_lints,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&[Cow<'_, str>]` instead of borrowing the inner type
[INFO] [stdout]    --> src/data/v2/stream.rs:171:31
[INFO] [stdout]     |
[INFO] [stdout] 171 |   if !is_normalized((*symbols).borrow()) {
[INFO] [stdout]     |                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&[std::borrow::Cow<'_, str>]` instead of borrowing the inner type
[INFO] [stdout]    --> src/data/v2/stream.rs:171:31
[INFO] [stdout]     |
[INFO] [stdout] 171 |   if !is_normalized((*symbols).borrow()) {
[INFO] [stdout]     |                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.10s
[INFO] running `Command { std: "docker" "inspect" "43246af2413aa39f02abee7af1f87b8af2e3e780fa4f6dfeacaac4294b885272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43246af2413aa39f02abee7af1f87b8af2e3e780fa4f6dfeacaac4294b885272", kill_on_drop: false }`
[INFO] [stdout] 43246af2413aa39f02abee7af1f87b8af2e3e780fa4f6dfeacaac4294b885272
