[INFO] cloning repository https://github.com/niamster/plogger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niamster/plogger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniamster%2Fplogger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniamster%2Fplogger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe782e626df63c432f6011aefda95ff6fb3b958a
[INFO] documenting niamster/plogger 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%2Fniamster%2Fplogger" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/niamster/plogger 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/niamster/plogger
[INFO] finished tweaking git repo https://github.com/niamster/plogger
[INFO] tweaked toml for git repo https://github.com/niamster/plogger written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/niamster/plogger 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 parking_lot_core v0.2.2
[INFO] [stderr]   Downloaded mio v0.6.9
[INFO] [stderr]   Downloaded serde v1.0.8
[INFO] [stderr]   Downloaded num v0.1.39
[INFO] [stderr]   Downloaded libc v0.2.24
[INFO] [stderr]   Downloaded num-integer v0.1.34
[INFO] [stderr]   Downloaded num-traits v0.1.39
[INFO] [stderr]   Downloaded cfg-if v0.1.1
[INFO] [stderr]   Downloaded argparse v0.2.1
[INFO] [stderr]   Downloaded net2 v0.2.29
[INFO] [stderr]   Downloaded num-iter v0.1.33
[INFO] [stderr]   Downloaded chrono v0.3.1
[INFO] [stderr]   Downloaded smallvec v0.4.0
[INFO] [stderr]   Downloaded parking_lot v0.4.4
[INFO] [stderr]   Downloaded woodpecker v0.4.0
[INFO] [stderr]   Downloaded unbytify v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c9f5e7f72a446d2d49b8b52f19e9395285d7245eeaa6054dd358369e933714d5
[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" "c9f5e7f72a446d2d49b8b52f19e9395285d7245eeaa6054dd358369e933714d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9f5e7f72a446d2d49b8b52f19e9395285d7245eeaa6054dd358369e933714d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f5e7f72a446d2d49b8b52f19e9395285d7245eeaa6054dd358369e933714d5", kill_on_drop: false }`
[INFO] [stdout] c9f5e7f72a446d2d49b8b52f19e9395285d7245eeaa6054dd358369e933714d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b6d629acc12ee25188b81e58ae731a5f9c7d002ab8d657bde9c4199c5e038ab0
[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" "b6d629acc12ee25188b81e58ae731a5f9c7d002ab8d657bde9c4199c5e038ab0", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking smallvec v0.4.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking cfg-if v0.1.1
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking unbytify v0.1.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking thread-id v3.1.0
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking mio v0.6.9
[INFO] [stderr]     Checking num v0.1.39
[INFO] [stderr]     Checking chrono v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.2.2
[INFO] [stderr]     Checking parking_lot v0.4.4
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking woodpecker v0.4.0
[INFO] [stdout] error[E0277]: `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/woodpecker-0.4.0/src/record/imp.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 | impl<'a> Record for SyncRecord<'a> {
[INFO] [stdout]     |          ^^^^^^ `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/woodpecker-0.4.0/src/record/mod.rs:26:26
[INFO] [stdout]     |
[INFO] [stdout] 26  | pub trait Record: Send + Sync {
[INFO] [stdout]     |                          ---- required by this bound in `record::Record`
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `record::imp::SyncRecord<'a>`, the trait `std::marker::Sync` is not implemented for `core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `&'a core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `std::fmt::ArgumentV1<'a>`
[INFO] [stdout]     = note: required because it appears within the type `[std::fmt::ArgumentV1<'a>]`
[INFO] [stdout]     = note: required because it appears within the type `&'a [std::fmt::ArgumentV1<'a>]`
[INFO] [stdout]     = note: required because it appears within the type `std::fmt::Arguments<'a>`
[INFO] [stdout]     = note: required because it appears within the type `record::imp::SyncRecord<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `woodpecker`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b6d629acc12ee25188b81e58ae731a5f9c7d002ab8d657bde9c4199c5e038ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d629acc12ee25188b81e58ae731a5f9c7d002ab8d657bde9c4199c5e038ab0", kill_on_drop: false }`
[INFO] [stdout] b6d629acc12ee25188b81e58ae731a5f9c7d002ab8d657bde9c4199c5e038ab0