[INFO] fetching crate signal-hook 0.1.16...
[INFO] checking signal-hook-0.1.16 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate signal-hook 0.1.16 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate signal-hook 0.1.16 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signal-hook 0.1.16
[INFO] finished tweaking crates.io crate signal-hook 0.1.16
[INFO] tweaked toml for crates.io crate signal-hook 0.1.16 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b33c26f47975251ca492a2ffe5f485ebc68e1b7a89b6c9c8965d517616e7d65b
[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" "b33c26f47975251ca492a2ffe5f485ebc68e1b7a89b6c9c8965d517616e7d65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b33c26f47975251ca492a2ffe5f485ebc68e1b7a89b6c9c8965d517616e7d65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33c26f47975251ca492a2ffe5f485ebc68e1b7a89b6c9c8965d517616e7d65b", kill_on_drop: false }`
[INFO] [stdout] b33c26f47975251ca492a2ffe5f485ebc68e1b7a89b6c9c8965d517616e7d65b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4a9a48e94f1ba6a00a5ada5a2a372b81525345dddbb333c4717953fc981a495
[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" "a4a9a48e94f1ba6a00a5ada5a2a372b81525345dddbb333c4717953fc981a495", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking signal-hook v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] error: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/lib.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![allow(unknown_lints, intra_doc_link_resolution_failure)]
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![deny(missing_docs, warnings)]
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `signal-hook`.
[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" "a4a9a48e94f1ba6a00a5ada5a2a372b81525345dddbb333c4717953fc981a495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a9a48e94f1ba6a00a5ada5a2a372b81525345dddbb333c4717953fc981a495", kill_on_drop: false }`
[INFO] [stdout] a4a9a48e94f1ba6a00a5ada5a2a372b81525345dddbb333c4717953fc981a495