[INFO] cloning repository https://github.com/josler/checkdir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josler/checkdir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosler%2Fcheckdir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosler%2Fcheckdir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7a5c3fd831c2d151d897a4b8743ef114050d846
[INFO] documenting josler/checkdir against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosler%2Fcheckdir" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josler/checkdir on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josler/checkdir
[INFO] finished tweaking git repo https://github.com/josler/checkdir
[INFO] tweaked toml for git repo https://github.com/josler/checkdir written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/josler/checkdir 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] [stderr]   Downloaded proc-macro2 v0.4.27
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded syn v0.15.29
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded serde v1.0.89
[INFO] [stderr]   Downloaded serde_json v1.0.39
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded winapi-util v0.1.2
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded serde_derive v1.0.89
[INFO] [stderr]   Downloaded gumdrop_derive v0.5.0
[INFO] [stderr]   Downloaded gumdrop v0.5.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.51
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07d907a78d670727f471a11b43cf606971be0928e036b0c5d15d3031af2237ff
[INFO] running `Command { std: "docker" "start" "-a" "07d907a78d670727f471a11b43cf606971be0928e036b0c5d15d3031af2237ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07d907a78d670727f471a11b43cf606971be0928e036b0c5d15d3031af2237ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d907a78d670727f471a11b43cf606971be0928e036b0c5d15d3031af2237ff", kill_on_drop: false }`
[INFO] [stdout] 07d907a78d670727f471a11b43cf606971be0928e036b0c5d15d3031af2237ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a226bb69b104ebca1142bc9ae498af7f3baaa69330fae1d8e4dbbb2ba6465208
[INFO] running `Command { std: "docker" "start" "-a" "a226bb69b104ebca1142bc9ae498af7f3baaa69330fae1d8e4dbbb2ba6465208", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling gumdrop_derive v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking gumdrop v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting checkdir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/checkdir/index.html
[INFO] running `Command { std: "docker" "inspect" "a226bb69b104ebca1142bc9ae498af7f3baaa69330fae1d8e4dbbb2ba6465208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a226bb69b104ebca1142bc9ae498af7f3baaa69330fae1d8e4dbbb2ba6465208", kill_on_drop: false }`
[INFO] [stdout] a226bb69b104ebca1142bc9ae498af7f3baaa69330fae1d8e4dbbb2ba6465208
