[INFO] cloning repository https://github.com/jhunt/vault-of-cardboard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhunt/vault-of-cardboard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhunt%2Fvault-of-cardboard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhunt%2Fvault-of-cardboard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 825b6e481a11b34e194ae83988ad5a3264df91d9
[INFO] documenting jhunt/vault-of-cardboard against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhunt%2Fvault-of-cardboard" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jhunt/vault-of-cardboard 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 git repo https://github.com/jhunt/vault-of-cardboard
[INFO] finished tweaking git repo https://github.com/jhunt/vault-of-cardboard
[INFO] tweaked toml for git repo https://github.com/jhunt/vault-of-cardboard written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jhunt/vault-of-cardboard already has a lockfile, it will not be regenerated
[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] [stdout] 0a22768f77af40d083f4b4bf43795568ce725c66f10a769ea15e6392d45cb7ee
[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" "0a22768f77af40d083f4b4bf43795568ce725c66f10a769ea15e6392d45cb7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a22768f77af40d083f4b4bf43795568ce725c66f10a769ea15e6392d45cb7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a22768f77af40d083f4b4bf43795568ce725c66f10a769ea15e6392d45cb7ee", kill_on_drop: false }`
[INFO] [stdout] 0a22768f77af40d083f4b4bf43795568ce725c66f10a769ea15e6392d45cb7ee
[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] [stdout] 207df51b16cb056f27c252d37a06e1e1c3e50cb9d19d8834119d9a2696e319b6
[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" "207df51b16cb056f27c252d37a06e1e1c3e50cb9d19d8834119d9a2696e319b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking bcrypt v0.6.3
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking redis v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking diesel v1.4.4
[INFO] [stderr]     Checking migrations_internals v1.4.1
[INFO] [stderr]    Compiling migrations_macros v1.4.2
[INFO] [stderr]     Checking diesel_migrations v1.4.0
[INFO] [stderr]     Checking vault-of-cardboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting vault-of-cardboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `vault-of-cardboard`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name vault_of_cardboard src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bcrypt=/opt/rustwide/target/debug/deps/libbcrypt-bee3a9e6dee5bbe4.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4edc8dab8a1df3b.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-73c0990f5ac60373.rmeta --extern diesel=/opt/rustwide/target/debug/deps/libdiesel-f33702eb1f004ad4.rmeta --extern diesel_migrations=/opt/rustwide/target/debug/deps/libdiesel_migrations-c3eefe41435f0082.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-fbfb28a1c7417fa5.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-dd0245b987003548.rmeta --extern iron=/opt/rustwide/target/debug/deps/libiron-16a5611a104c5b06.rmeta --extern redis=/opt/rustwide/target/debug/deps/libredis-7159262acc76e8e8.rmeta --extern router=/opt/rustwide/target/debug/deps/librouter-ca1c74988dd3602d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fa055ac0d777c39f.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a41a9e00b2024eee.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-4fa37db18d443a4d.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "207df51b16cb056f27c252d37a06e1e1c3e50cb9d19d8834119d9a2696e319b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207df51b16cb056f27c252d37a06e1e1c3e50cb9d19d8834119d9a2696e319b6", kill_on_drop: false }`
[INFO] [stdout] 207df51b16cb056f27c252d37a06e1e1c3e50cb9d19d8834119d9a2696e319b6