[INFO] cloning repository https://github.com/kawaki-san/mirro-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaki-san/mirro-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaki-san%2Fmirro-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaki-san%2Fmirro-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66fca515dd0a204f6d7556041860a26cad391ab9
[INFO] documenting kawaki-san/mirro-rs against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaki-san%2Fmirro-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kawaki-san/mirro-rs on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kawaki-san/mirro-rs
[INFO] finished tweaking git repo https://github.com/kawaki-san/mirro-rs
[INFO] tweaked toml for git repo https://github.com/kawaki-san/mirro-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kawaki-san/mirro-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] c9c7eee0db339c97cd7d0e8948f8f50888a55af07b350b729d23b49f3e1ed369
[INFO] running `Command { std: "docker" "start" "-a" "c9c7eee0db339c97cd7d0e8948f8f50888a55af07b350b729d23b49f3e1ed369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c7eee0db339c97cd7d0e8948f8f50888a55af07b350b729d23b49f3e1ed369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c7eee0db339c97cd7d0e8948f8f50888a55af07b350b729d23b49f3e1ed369", kill_on_drop: false }`
[INFO] [stdout] c9c7eee0db339c97cd7d0e8948f8f50888a55af07b350b729d23b49f3e1ed369
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 779c6e8bfc8069d06a4c0bb847855b1904de61e200a9eb45605a3a51d631777b
[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" "779c6e8bfc8069d06a4c0bb847855b1904de61e200a9eb45605a3a51d631777b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling hyper-openssl v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking memchr v2.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.8
[INFO] [stderr]     Checking xdg v2.4.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling tokio-openssl v0.6.3
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking tui v0.17.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tracing-appender v0.2.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking tracing v0.1.30
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking h2 v0.3.11
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking linux-mirrors v0.1.0 (/opt/rustwide/workdir/linux-mirrors)
[INFO] [stderr]  Documenting linux-mirrors v0.1.0 (/opt/rustwide/workdir/linux-mirrors)
[INFO] [stderr]  Documenting mirro-rs v0.1.0 (/opt/rustwide/workdir/mirro-rs)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "779c6e8bfc8069d06a4c0bb847855b1904de61e200a9eb45605a3a51d631777b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779c6e8bfc8069d06a4c0bb847855b1904de61e200a9eb45605a3a51d631777b", kill_on_drop: false }`
[INFO] [stdout] 779c6e8bfc8069d06a4c0bb847855b1904de61e200a9eb45605a3a51d631777b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] b1a792fe4511a8ef76186b1d009611641c8a2dd5cfd48ca1fe85e18272595f6a
[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" "b1a792fe4511a8ef76186b1d009611641c8a2dd5cfd48ca1fe85e18272595f6a", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "b1a792fe4511a8ef76186b1d009611641c8a2dd5cfd48ca1fe85e18272595f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a792fe4511a8ef76186b1d009611641c8a2dd5cfd48ca1fe85e18272595f6a", kill_on_drop: false }`
[INFO] [stdout] b1a792fe4511a8ef76186b1d009611641c8a2dd5cfd48ca1fe85e18272595f6a