[INFO] cloning repository https://github.com/tomusdrw/rustfest-2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomusdrw/rustfest-2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Frustfest-2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Frustfest-2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d10a5d7ddfa7564213657c9a4255a09393b946cb
[INFO] documenting tomusdrw/rustfest-2017 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%2Ftomusdrw%2Frustfest-2017" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomusdrw/rustfest-2017 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/tomusdrw/rustfest-2017
[INFO] finished tweaking git repo https://github.com/tomusdrw/rustfest-2017
[INFO] tweaked toml for git repo https://github.com/tomusdrw/rustfest-2017 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tomusdrw/rustfest-2017 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] [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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fcef3076c2378b13d4d2009cdee0ac1b788cf0634bb4d3ff6e966906575b4cd7
[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" "fcef3076c2378b13d4d2009cdee0ac1b788cf0634bb4d3ff6e966906575b4cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcef3076c2378b13d4d2009cdee0ac1b788cf0634bb4d3ff6e966906575b4cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcef3076c2378b13d4d2009cdee0ac1b788cf0634bb4d3ff6e966906575b4cd7", kill_on_drop: false }`
[INFO] [stdout] fcef3076c2378b13d4d2009cdee0ac1b788cf0634bb4d3ff6e966906575b4cd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ca4f2303491ba77826a4e89df7dc4a959bb6ec85580183d4e6a59b80e2666173
[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" "ca4f2303491ba77826a4e89df7dc4a959bb6ec85580183d4e6a59b80e2666173", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]     Checking mime v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.2.6
[INFO] [stderr]    Compiling uint v0.2.1
[INFO] [stderr]    Compiling ethereum-types v0.3.2
[INFO] [stderr]     Checking fixed-hash v0.2.1
[INFO] [stdout] error[E0428]: the name `impl_heapsize_for_hash` is defined multiple times
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/fixed-hash-0.2.1/src/hash.rs:431:1
[INFO] [stdout]     |
[INFO] [stdout] 325 | macro_rules! impl_heapsize_for_hash {
[INFO] [stdout]     | ----------------------------------- previous definition of the macro `impl_heapsize_for_hash` here
[INFO] [stdout] ...
[INFO] [stdout] 431 | macro_rules! impl_heapsize_for_hash {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `impl_heapsize_for_hash` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `impl_heapsize_for_hash` 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 `fixed-hash`.
[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" "ca4f2303491ba77826a4e89df7dc4a959bb6ec85580183d4e6a59b80e2666173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4f2303491ba77826a4e89df7dc4a959bb6ec85580183d4e6a59b80e2666173", kill_on_drop: false }`
[INFO] [stdout] ca4f2303491ba77826a4e89df7dc4a959bb6ec85580183d4e6a59b80e2666173