[INFO] fetching crate unsafe-io 0.6.2...
[INFO] checking unsafe-io-0.6.2 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate unsafe-io 0.6.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate unsafe-io 0.6.2 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unsafe-io 0.6.2
[INFO] finished tweaking crates.io crate unsafe-io 0.6.2
[INFO] tweaked toml for crates.io crate unsafe-io 0.6.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate unsafe-io 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc9a74d746d820f63f7d2a5a91a1c6419e2cb3eb7664a92f4bb5cbeabed6ef7a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc9a74d746d820f63f7d2a5a91a1c6419e2cb3eb7664a92f4bb5cbeabed6ef7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc9a74d746d820f63f7d2a5a91a1c6419e2cb3eb7664a92f4bb5cbeabed6ef7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9a74d746d820f63f7d2a5a91a1c6419e2cb3eb7664a92f4bb5cbeabed6ef7a", kill_on_drop: false }`
[INFO] [stdout] dc9a74d746d820f63f7d2a5a91a1c6419e2cb3eb7664a92f4bb5cbeabed6ef7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdf42b7d2b0669056362bd9cb5cb593a6612f4cb294e7b6c61488a6934c6209a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cdf42b7d2b0669056362bd9cb5cb593a6612f4cb294e7b6c61488a6934c6209a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling unsafe-io v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]    --> src/lib.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     rustdoc,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `invalid_html_tags` has been removed: use `rustdoc::invalid_html_tags` instead
[INFO] [stdout]    --> src/lib.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     invalid_html_tags,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     warnings,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_crate_level_docs` has been removed: use `rustdoc::missing_crate_level_docs` instead
[INFO] [stdout]    --> src/lib.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 214 |     missing_crate_level_docs,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_doc_tests` has been removed: use `rustdoc::private_doc_tests` instead
[INFO] [stdout]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     private_doc_tests,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_doc_code_examples` has been removed: use `rustdoc::missing_doc_code_examples` instead
[INFO] [stdout]    --> src/lib.rs:231:10
[INFO] [stdout]     |
[INFO] [stdout] 231 | #![allow(missing_doc_code_examples)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]    --> src/lib.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 202 |     rustdoc,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `invalid_html_tags` has been removed: use `rustdoc::invalid_html_tags` instead
[INFO] [stdout]    --> src/lib.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     invalid_html_tags,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     warnings,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_crate_level_docs` has been removed: use `rustdoc::missing_crate_level_docs` instead
[INFO] [stdout]    --> src/lib.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 214 |     missing_crate_level_docs,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_doc_tests` has been removed: use `rustdoc::private_doc_tests` instead
[INFO] [stdout]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     private_doc_tests,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_doc_code_examples` has been removed: use `rustdoc::missing_doc_code_examples` instead
[INFO] [stdout]    --> src/lib.rs:231:10
[INFO] [stdout]     |
[INFO] [stdout] 231 | #![allow(missing_doc_code_examples)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unsafe-io`
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cdf42b7d2b0669056362bd9cb5cb593a6612f4cb294e7b6c61488a6934c6209a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf42b7d2b0669056362bd9cb5cb593a6612f4cb294e7b6c61488a6934c6209a", kill_on_drop: false }`
[INFO] [stdout] cdf42b7d2b0669056362bd9cb5cb593a6612f4cb294e7b6c61488a6934c6209a