[INFO] cloning repository https://github.com/blacksph3re/midilatcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blacksph3re/midilatcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d006a6ae237aa8d5d4f8e55c0722d934d9a951cf
[INFO] documenting blacksph3re/midilatcher against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblacksph3re%2Fmidilatcher" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blacksph3re/midilatcher on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blacksph3re/midilatcher
[INFO] finished tweaking git repo https://github.com/blacksph3re/midilatcher
[INFO] tweaked toml for git repo https://github.com/blacksph3re/midilatcher written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/blacksph3re/midilatcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.54
[INFO] [stderr]   Downloaded syn v1.0.28
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded lv2-midi v1.1.0
[INFO] [stderr]   Downloaded lv2-urid v2.0.0
[INFO] [stderr]   Downloaded lv2-units v0.1.2
[INFO] [stderr]   Downloaded urid v0.1.0
[INFO] [stderr]   Downloaded lv2 v0.5.1
[INFO] [stderr]   Downloaded wmidi v3.1.0
[INFO] [stderr]   Downloaded lv2-core v2.0.0
[INFO] [stderr]   Downloaded urid-derive v0.1.0
[INFO] [stderr]   Downloaded lv2-atom v1.1.0
[INFO] [stderr]   Downloaded lv2-core-derive v2.0.0
[INFO] [stderr]   Downloaded lv2-sys v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-08-29" "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] b02a7f2bea8623503a8674233736a28e03b5397438206b415a1e4902e5072467
[INFO] running `Command { std: "docker" "start" "-a" "b02a7f2bea8623503a8674233736a28e03b5397438206b415a1e4902e5072467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02a7f2bea8623503a8674233736a28e03b5397438206b415a1e4902e5072467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02a7f2bea8623503a8674233736a28e03b5397438206b415a1e4902e5072467", kill_on_drop: false }`
[INFO] [stdout] b02a7f2bea8623503a8674233736a28e03b5397438206b415a1e4902e5072467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2553e6e583f2fd2cf7f628deec740b78a816d8dc19a541c6beeabca815bd403b
[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" "2553e6e583f2fd2cf7f628deec740b78a816d8dc19a541c6beeabca815bd403b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.28
[INFO] [stderr]     Checking wmidi v3.1.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling urid-derive v0.1.0
[INFO] [stderr]    Compiling lv2-core-derive v2.0.0
[INFO] [stderr]     Checking urid v0.1.0
[INFO] [stderr]    Compiling lv2-sys v1.1.0
[INFO] [stderr]     Checking lv2-core v2.0.0
[INFO] [stderr]     Checking lv2-units v0.1.2
[INFO] [stderr]     Checking lv2-atom v1.1.0
[INFO] [stderr]     Checking lv2-urid v2.0.0
[INFO] [stderr]     Checking lv2-midi v1.1.0
[INFO] [stderr]     Checking lv2 v0.5.1
[INFO] [stderr]  Documenting midilatch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "2553e6e583f2fd2cf7f628deec740b78a816d8dc19a541c6beeabca815bd403b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2553e6e583f2fd2cf7f628deec740b78a816d8dc19a541c6beeabca815bd403b", kill_on_drop: false }`
[INFO] [stdout] 2553e6e583f2fd2cf7f628deec740b78a816d8dc19a541c6beeabca815bd403b