[INFO] cloning repository https://github.com/vmware/haret
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vmware/haret" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmware%2Fharet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmware%2Fharet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9194a06377014cd4f88fbfe9b10190e365eea772
[INFO] documenting vmware/haret 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%2Fvmware%2Fharet" "/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/vmware/haret 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/vmware/haret
[INFO] finished tweaking git repo https://github.com/vmware/haret
[INFO] tweaked toml for git repo https://github.com/vmware/haret written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/vmware/haret 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] 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" "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] 2ef466b1bf066ade423da54442a62d5c7489bd5c3cc02f89627a943e0408a5e1
[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" "2ef466b1bf066ade423da54442a62d5c7489bd5c3cc02f89627a943e0408a5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ef466b1bf066ade423da54442a62d5c7489bd5c3cc02f89627a943e0408a5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef466b1bf066ade423da54442a62d5c7489bd5c3cc02f89627a943e0408a5e1", kill_on_drop: false }`
[INFO] [stdout] 2ef466b1bf066ade423da54442a62d5c7489bd5c3cc02f89627a943e0408a5e1
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef5fd49c98f031e3cce15c6bfddbeffea9c227011f9722c35f5189c64730a2c2
[INFO] running `Command { std: "docker" "start" "-a" "ef5fd49c98f031e3cce15c6bfddbeffea9c227011f9722c35f5189c64730a2c2", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `haret` in package `haret-server v0.1.0 (/opt/rustwide/workdir/haret-server)` has the same output filename as the lib target `haret` in package `haret v0.1.0 (/opt/rustwide/workdir/haret)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/haret/index.html
[INFO] [stderr] The targets should have unique names.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr]     Checking slog v1.5.2
[INFO] [stderr]     Checking serde v1.0.10
[INFO] [stderr]     Checking protobuf v1.4.1
[INFO] [stderr]     Checking funfsm v0.2.1
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking isatty v0.1.3
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]     Checking rmp v0.8.6
[INFO] [stderr]     Checking net2 v0.2.30
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stdout] error[E0277]: `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-1.5.2/src/ser.rs:228:6
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub trait SyncSerialize: Send + Sync + 'static + Serialize {}
[INFO] [stdout]     |                                 ---- required by this bound in `SyncSerialize`
[INFO] [stdout] ...
[INFO] [stdout] 228 | impl SyncSerialize for fmt::Arguments<'static> {}
[INFO] [stdout]     |      ^^^^^^^^^^^^^ `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `Arguments<'static>`, the trait `Sync` is not implemented for `core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `&'static core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `ArgumentV1<'static>`
[INFO] [stdout]     = note: required because it appears within the type `[ArgumentV1<'static>]`
[INFO] [stdout]     = note: required because it appears within the type `&'static [ArgumentV1<'static>]`
[INFO] [stdout]     = note: required because it appears within the type `Arguments<'static>`
[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 `slog`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ef5fd49c98f031e3cce15c6bfddbeffea9c227011f9722c35f5189c64730a2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5fd49c98f031e3cce15c6bfddbeffea9c227011f9722c35f5189c64730a2c2", kill_on_drop: false }`
[INFO] [stdout] ef5fd49c98f031e3cce15c6bfddbeffea9c227011f9722c35f5189c64730a2c2
