[INFO] fetching crate opentracing 0.1.0...
[INFO] documenting opentracing-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate opentracing 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate opentracing 0.1.0 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 crates.io crate opentracing 0.1.0
[INFO] finished tweaking crates.io crate opentracing 0.1.0
[INFO] tweaked toml for crates.io crate opentracing 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] 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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bf9df67a01002493b6efface1f0066608a4d11d510ee94d24a3708250e455f45
[INFO] running `Command { std: "docker" "start" "-a" "bf9df67a01002493b6efface1f0066608a4d11d510ee94d24a3708250e455f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf9df67a01002493b6efface1f0066608a4d11d510ee94d24a3708250e455f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9df67a01002493b6efface1f0066608a4d11d510ee94d24a3708250e455f45", kill_on_drop: false }`
[INFO] [stdout] bf9df67a01002493b6efface1f0066608a4d11d510ee94d24a3708250e455f45
[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" "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] [stdout] 20773dd275f767381337dc252951370e06ce87d6779eaa6e0a8a900162ebc8df
[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" "20773dd275f767381337dc252951370e06ce87d6779eaa6e0a8a900162ebc8df", kill_on_drop: false }`
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking rpassword v0.2.3
[INFO] [stderr]     Checking lsio v0.1.18
[INFO] [stdout] error[E0428]: the name `println_color_quiet` is defined multiple times
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lsio-0.1.18/src/macros.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 52  | macro_rules! println_color_quiet {
[INFO] [stdout]     | -------------------------------- previous definition of the macro `println_color_quiet` here
[INFO] [stdout] ...
[INFO] [stdout] 100 | macro_rules! println_color_quiet {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `println_color_quiet` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `println_color_quiet` must be defined only once in the macro namespace of this module
[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 E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "20773dd275f767381337dc252951370e06ce87d6779eaa6e0a8a900162ebc8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20773dd275f767381337dc252951370e06ce87d6779eaa6e0a8a900162ebc8df", kill_on_drop: false }`
[INFO] [stdout] 20773dd275f767381337dc252951370e06ce87d6779eaa6e0a8a900162ebc8df
