[INFO] fetching crate to_done 1.0.0...
[INFO] documenting to_done-1.0.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate to_done 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate to_done 1.0.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate to_done 1.0.0
[INFO] finished tweaking crates.io crate to_done 1.0.0
[INFO] tweaked toml for crates.io crate to_done 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate to_done 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "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" "+1.46.0" "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] 355fbc8c4d6b3310ff0c532e889b3c4babebe83b425bffa5bbf68f01655eea76
[INFO] running `Command { std: "docker" "start" "-a" "355fbc8c4d6b3310ff0c532e889b3c4babebe83b425bffa5bbf68f01655eea76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "355fbc8c4d6b3310ff0c532e889b3c4babebe83b425bffa5bbf68f01655eea76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "355fbc8c4d6b3310ff0c532e889b3c4babebe83b425bffa5bbf68f01655eea76", kill_on_drop: false }`
[INFO] [stdout] 355fbc8c4d6b3310ff0c532e889b3c4babebe83b425bffa5bbf68f01655eea76
[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" "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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44680de6a506271db1263ebc8526bfe21b0ecc8c695de022c0f634a37150ed52
[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" "44680de6a506271db1263ebc8526bfe21b0ecc8c695de022c0f634a37150ed52", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking scanlex v0.1.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking chrono-english v0.1.4
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]  Documenting to_done v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "44680de6a506271db1263ebc8526bfe21b0ecc8c695de022c0f634a37150ed52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44680de6a506271db1263ebc8526bfe21b0ecc8c695de022c0f634a37150ed52", kill_on_drop: false }`
[INFO] [stdout] 44680de6a506271db1263ebc8526bfe21b0ecc8c695de022c0f634a37150ed52