[INFO] cloning repository https://github.com/PicoJr/rtw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PicoJr/rtw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPicoJr%2Frtw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPicoJr%2Frtw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 810c9c400933a65759457b5bfbced296ed7df273
[INFO] documenting PicoJr/rtw against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPicoJr%2Frtw" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PicoJr/rtw on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PicoJr/rtw
[INFO] finished tweaking git repo https://github.com/PicoJr/rtw
[INFO] tweaked toml for git repo https://github.com/PicoJr/rtw written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/PicoJr/rtw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v0.12.2
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded tbl v1.1.0-alpha.1
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded static_assertions v1.1.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.3
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded blake2b_simd v0.5.10
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded serde v1.0.112
[INFO] [stderr]   Downloaded byte-tools v0.3.1
[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded serde_json v1.0.55
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded pest v2.1.3
[INFO] [stderr]   Downloaded lexical-core v0.7.4
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded block-padding v0.1.5
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded remove_dir_all v0.5.3
[INFO] [stderr]   Downloaded serde_derive v1.0.112
[INFO] [stderr]   Downloaded config v0.10.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.3
[INFO] [stderr]   Downloaded chrono v0.4.12
[INFO] [stderr]   Downloaded arrayvec v0.5.1
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded htp v0.2.1
[INFO] [stderr]   Downloaded icalendar v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1952049794bb58bc5e4b130acb6c40736133d47563723e525f599f5d824f76af
[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" "1952049794bb58bc5e4b130acb6c40736133d47563723e525f599f5d824f76af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1952049794bb58bc5e4b130acb6c40736133d47563723e525f599f5d824f76af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1952049794bb58bc5e4b130acb6c40736133d47563723e525f599f5d824f76af", kill_on_drop: false }`
[INFO] [stdout] 1952049794bb58bc5e4b130acb6c40736133d47563723e525f599f5d824f76af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4687eaf48fcbcf1777bb7cec2b014060506ac36ff1b5587909b1fc8ab66fc79
[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" "f4687eaf48fcbcf1777bb7cec2b014060506ac36ff1b5587909b1fc8ab66fc79", kill_on_drop: false }`
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking tbl v1.1.0-alpha.1
[INFO] [stderr]     Checking serde v1.0.112
[INFO] [stderr]     Checking chrono v0.4.12
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking icalendar v0.9.0
[INFO] [stderr]     Checking htp v0.2.1
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]  Documenting rtw v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.12s
[INFO] running `Command { std: "docker" "inspect" "f4687eaf48fcbcf1777bb7cec2b014060506ac36ff1b5587909b1fc8ab66fc79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4687eaf48fcbcf1777bb7cec2b014060506ac36ff1b5587909b1fc8ab66fc79", kill_on_drop: false }`
[INFO] [stdout] f4687eaf48fcbcf1777bb7cec2b014060506ac36ff1b5587909b1fc8ab66fc79