[INFO] crate picky 5.0.0 is already in cache
[INFO] documenting picky-5.0.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate picky 5.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate picky 5.0.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate picky 5.0.0
[INFO] finished tweaking crates.io crate picky 5.0.0
[INFO] tweaked toml for crates.io crate picky 5.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", 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] f2100abe80ddd3a47fe4d7eec52ab030c92b2f7db26dbbf8a5dac00fe0582b3c
[INFO] running `Command { std: "docker" "start" "-a" "f2100abe80ddd3a47fe4d7eec52ab030c92b2f7db26dbbf8a5dac00fe0582b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2100abe80ddd3a47fe4d7eec52ab030c92b2f7db26dbbf8a5dac00fe0582b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2100abe80ddd3a47fe4d7eec52ab030c92b2f7db26dbbf8a5dac00fe0582b3c", kill_on_drop: false }`
[INFO] [stdout] f2100abe80ddd3a47fe4d7eec52ab030c92b2f7db26dbbf8a5dac00fe0582b3c
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 58efa2b23436f223f0e5ee952141d2779eb22083b0619906152e414413c5b760
[INFO] running `Command { std: "docker" "start" "-a" "58efa2b23436f223f0e5ee952141d2779eb22083b0619906152e414413c5b760", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-bigint-dig v0.6.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking oid v0.1.1
[INFO] [stderr]     Checking picky-asn1 v0.2.1
[INFO] [stderr]     Checking rsa v0.2.0
[INFO] [stderr]     Checking picky-asn1-der v0.2.2
[INFO] [stderr]  Documenting picky v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.53s
[INFO] running `Command { std: "docker" "inspect" "58efa2b23436f223f0e5ee952141d2779eb22083b0619906152e414413c5b760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58efa2b23436f223f0e5ee952141d2779eb22083b0619906152e414413c5b760", kill_on_drop: false }`
[INFO] [stdout] 58efa2b23436f223f0e5ee952141d2779eb22083b0619906152e414413c5b760