[INFO] updating cached repository https://github.com/fox0/hello-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/fox0/hello-rust
[INFO] [stderr]    774bf33..2c358f0  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c358f08cfb3a6488156d9cac39f2d9426bca243
[INFO] documenting fox0/hello-rust against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffox0%2Fhello-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fox0/hello-rust on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fox0/hello-rust
[INFO] finished tweaking git repo https://github.com/fox0/hello-rust
[INFO] tweaked toml for git repo https://github.com/fox0/hello-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea819c60a9bac8a411e1c1974ea8e266e5b6cc63e61c9204393993db73d7914
[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" "3ea819c60a9bac8a411e1c1974ea8e266e5b6cc63e61c9204393993db73d7914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea819c60a9bac8a411e1c1974ea8e266e5b6cc63e61c9204393993db73d7914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea819c60a9bac8a411e1c1974ea8e266e5b6cc63e61c9204393993db73d7914", kill_on_drop: false }`
[INFO] [stdout] 3ea819c60a9bac8a411e1c1974ea8e266e5b6cc63e61c9204393993db73d7914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb22937b49fbaf7643bcf87c23be1f07722f4a3ef0116abf2ca8ec03495026b6
[INFO] running `Command { std: "docker" "start" "-a" "eb22937b49fbaf7643bcf87c23be1f07722f4a3ef0116abf2ca8ec03495026b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cpuid-bool v0.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking resolve v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]  Documenting hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[4]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/esni.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 | ///     uint8 checksum[4];
[INFO] [stdout]    |                        ^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.94s
[INFO] running `Command { std: "docker" "inspect" "eb22937b49fbaf7643bcf87c23be1f07722f4a3ef0116abf2ca8ec03495026b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb22937b49fbaf7643bcf87c23be1f07722f4a3ef0116abf2ca8ec03495026b6", kill_on_drop: false }`
[INFO] [stdout] eb22937b49fbaf7643bcf87c23be1f07722f4a3ef0116abf2ca8ec03495026b6