[INFO] fetching crate dbmigrate-lib 0.1.4...
[INFO] documenting dbmigrate-lib-0.1.4 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate dbmigrate-lib 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dbmigrate-lib 0.1.4 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 dbmigrate-lib 0.1.4
[INFO] finished tweaking crates.io crate dbmigrate-lib 0.1.4
[INFO] tweaked toml for crates.io crate dbmigrate-lib 0.1.4 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] a22065090d1adb0e3e42120b1b0d49c8740df5de5b1d4c5bcc0a8b275b63cb4b
[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" "a22065090d1adb0e3e42120b1b0d49c8740df5de5b1d4c5bcc0a8b275b63cb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a22065090d1adb0e3e42120b1b0d49c8740df5de5b1d4c5bcc0a8b275b63cb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a22065090d1adb0e3e42120b1b0d49c8740df5de5b1d4c5bcc0a8b275b63cb4b", kill_on_drop: false }`
[INFO] [stdout] a22065090d1adb0e3e42120b1b0d49c8740df5de5b1d4c5bcc0a8b275b63cb4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 795157380e2d33aee082b003235183ecb91e0ec779be832ee97c7153f993bfab
[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" "795157380e2d33aee082b003235183ecb91e0ec779be832ee97c7153f993bfab", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking smallvec v0.4.5
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking atoi v0.2.4
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking mysql_common v0.5.0
[INFO] [stderr]     Checking postgres-native-tls v0.1.0
[INFO] [stderr]     Checking mysql v12.3.1
[INFO] [stderr]  Documenting dbmigrate-lib v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.22s
[INFO] running `Command { std: "docker" "inspect" "795157380e2d33aee082b003235183ecb91e0ec779be832ee97c7153f993bfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795157380e2d33aee082b003235183ecb91e0ec779be832ee97c7153f993bfab", kill_on_drop: false }`
[INFO] [stdout] 795157380e2d33aee082b003235183ecb91e0ec779be832ee97c7153f993bfab