[INFO] cloning repository https://github.com/jeandudey/libmtp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeandudey/libmtp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeandudey%2Flibmtp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeandudey%2Flibmtp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2b2125f084f751be1f81b078536cc135cc47fe1
[INFO] documenting jeandudey/libmtp against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeandudey%2Flibmtp" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeandudey/libmtp on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jeandudey/libmtp
[INFO] finished tweaking git repo https://github.com/jeandudey/libmtp
[INFO] tweaked toml for git repo https://github.com/jeandudey/libmtp written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/jeandudey/libmtp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--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 bit-vec v0.4.3
[INFO] [stderr]   Downloaded cmake v0.1.20
[INFO] [stderr]   Downloaded term_size v0.2.2
[INFO] [stderr]   Downloaded vec_map v0.6.0
[INFO] [stderr]   Downloaded gcc v0.3.42
[INFO] [stderr]   Downloaded libusb v0.3.0
[INFO] [stderr]   Downloaded bit-set v0.2.0
[INFO] [stderr]   Downloaded libusb-sys v0.2.3
[INFO] [stderr]   Downloaded clap v2.20.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea3b00bb5127deb9f741f14c38206c5688052ccd8516a1c708859ac31cc751b5
[INFO] running `Command { std: "docker" "start" "-a" "ea3b00bb5127deb9f741f14c38206c5688052ccd8516a1c708859ac31cc751b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea3b00bb5127deb9f741f14c38206c5688052ccd8516a1c708859ac31cc751b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3b00bb5127deb9f741f14c38206c5688052ccd8516a1c708859ac31cc751b5", kill_on_drop: false }`
[INFO] [stdout] ea3b00bb5127deb9f741f14c38206c5688052ccd8516a1c708859ac31cc751b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49584d965f1f640cdd1216822ed71fc3bb67ba0f5304fe71ab18725292e8c40a
[INFO] running `Command { std: "docker" "start" "-a" "49584d965f1f640cdd1216822ed71fc3bb67ba0f5304fe71ab18725292e8c40a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.42
[INFO] [stderr]     Checking bit-vec v0.4.3
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]    Compiling cmake v0.1.20
[INFO] [stderr]     Checking term_size v0.2.2
[INFO] [stderr]     Checking libmtp-sys v0.1.0 (/opt/rustwide/workdir/rust-src/libmtp-sys)
[INFO] [stderr]     Checking clap v2.20.4
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]    Compiling mtp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libusb v0.3.0
[INFO] [stderr] warning: cpp_set_stdlib is specified, but the Gnu compiler does not support this option, ignored
[INFO] [stderr]  Documenting mtp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "49584d965f1f640cdd1216822ed71fc3bb67ba0f5304fe71ab18725292e8c40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49584d965f1f640cdd1216822ed71fc3bb67ba0f5304fe71ab18725292e8c40a", kill_on_drop: false }`
[INFO] [stdout] 49584d965f1f640cdd1216822ed71fc3bb67ba0f5304fe71ab18725292e8c40a
