[INFO] cloning repository https://github.com/schickling/beanstalkd-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schickling/beanstalkd-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschickling%2Fbeanstalkd-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschickling%2Fbeanstalkd-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01ba42310e1d6441f4bdc19b45197f0e417d9a3b
[INFO] documenting schickling/beanstalkd-cli 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%2Fschickling%2Fbeanstalkd-cli" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schickling/beanstalkd-cli 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/schickling/beanstalkd-cli
[INFO] finished tweaking git repo https://github.com/schickling/beanstalkd-cli
[INFO] tweaked toml for git repo https://github.com/schickling/beanstalkd-cli written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/schickling/beanstalkd-cli 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 serde v1.0.50
[INFO] [stderr]   Downloaded beanstalkd v0.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] f8db1362fae9b4da6aea7d932ef70f6d11c89f6ad09f9a62c47fd4e178a0b594
[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" "f8db1362fae9b4da6aea7d932ef70f6d11c89f6ad09f9a62c47fd4e178a0b594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8db1362fae9b4da6aea7d932ef70f6d11c89f6ad09f9a62c47fd4e178a0b594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8db1362fae9b4da6aea7d932ef70f6d11c89f6ad09f9a62c47fd4e178a0b594", kill_on_drop: false }`
[INFO] [stdout] f8db1362fae9b4da6aea7d932ef70f6d11c89f6ad09f9a62c47fd4e178a0b594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1332eeeadf0b0473a379d1431cd812b28c6b95e5f589237ad450f019d4d70241
[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" "1332eeeadf0b0473a379d1431cd812b28c6b95e5f589237ad450f019d4d70241", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking serde v1.0.50
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]     Checking beanstalkd v0.4.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.50
[INFO] [stderr]     Checking docopt v1.0.0
[INFO] [stderr]  Documenting beanstalkd-cli v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/commands/monitor.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |             );;
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.00s
[INFO] running `Command { std: "docker" "inspect" "1332eeeadf0b0473a379d1431cd812b28c6b95e5f589237ad450f019d4d70241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1332eeeadf0b0473a379d1431cd812b28c6b95e5f589237ad450f019d4d70241", kill_on_drop: false }`
[INFO] [stdout] 1332eeeadf0b0473a379d1431cd812b28c6b95e5f589237ad450f019d4d70241