[INFO] cloning repository https://github.com/raffber/async-can
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raffber/async-can" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraffber%2Fasync-can", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraffber%2Fasync-can'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40f980dffce1186baca21b85a107ca2b8e69f47e
[INFO] documenting raffber/async-can against 1.100.0-beta.1 for beta-rustdoc-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraffber%2Fasync-can" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/raffber/async-can
[INFO] finished tweaking git repo https://github.com/raffber/async-can
[INFO] tweaked toml for git repo https://github.com/raffber/async-can written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/raffber/async-can on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/raffber/async-can already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46
[INFO] running `Command { std: "docker" "start" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling bindgen v0.64.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling dlopen_derive v0.1.4
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking dlopen v0.1.8
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]     Checking netlink-packet-core v0.4.2
[INFO] [stderr]     Checking netlink-packet-route v0.13.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking netlink-sys v0.8.5
[INFO] [stderr]     Checking netlink-proto v0.10.0
[INFO] [stderr]     Checking rtnetlink v0.11.0
[INFO] [stderr]    Compiling async-can v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting async-can v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.25s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/async_can/index.html
[INFO] running `Command { std: "docker" "inspect" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting async-can v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/async_can/index.html
[INFO] running `Command { std: "docker" "inspect" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46", kill_on_drop: false }`
[INFO] [stdout] b7c14c395b651a307db95dca1cb1aa62fe418aa717ba2d879e325f3f604bdc46