[INFO] cloning repository https://github.com/mglanzer/demo-java-and-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mglanzer/demo-java-and-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmglanzer%2Fdemo-java-and-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmglanzer%2Fdemo-java-and-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acbe342fd06ca9142f74b1fe9d8ccffc0656cc7f
[INFO] documenting mglanzer/demo-java-and-rust against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmglanzer%2Fdemo-java-and-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mglanzer/demo-java-and-rust on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mglanzer/demo-java-and-rust
[INFO] finished tweaking git repo https://github.com/mglanzer/demo-java-and-rust
[INFO] tweaked toml for git repo https://github.com/mglanzer/demo-java-and-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mglanzer/demo-java-and-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7474634e0d4fc10b8888aaed1644a4ad34e392117e30d96c4dbf8e5ecbd251cb
[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" "7474634e0d4fc10b8888aaed1644a4ad34e392117e30d96c4dbf8e5ecbd251cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7474634e0d4fc10b8888aaed1644a4ad34e392117e30d96c4dbf8e5ecbd251cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7474634e0d4fc10b8888aaed1644a4ad34e392117e30d96c4dbf8e5ecbd251cb", kill_on_drop: false }`
[INFO] [stdout] 7474634e0d4fc10b8888aaed1644a4ad34e392117e30d96c4dbf8e5ecbd251cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2a59fba9e4d5848164002109163224dcdb04eb0c0bf3e994cb124081d1a59ac
[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" "f2a59fba9e4d5848164002109163224dcdb04eb0c0bf3e994cb124081d1a59ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling jni v0.17.0
[INFO] [stderr]     Checking combine v4.2.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]  Documenting execute v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.64s
[INFO] running `Command { std: "docker" "inspect" "f2a59fba9e4d5848164002109163224dcdb04eb0c0bf3e994cb124081d1a59ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a59fba9e4d5848164002109163224dcdb04eb0c0bf3e994cb124081d1a59ac", kill_on_drop: false }`
[INFO] [stdout] f2a59fba9e4d5848164002109163224dcdb04eb0c0bf3e994cb124081d1a59ac