[INFO] cloning repository https://github.com/j-selby/liftpush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j-selby/liftpush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-selby%2Fliftpush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-selby%2Fliftpush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e6ca8ad4f09defcc4d48909dd1d7c708f7d959e
[INFO] documenting j-selby/liftpush 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%2Fj-selby%2Fliftpush" "/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/j-selby/liftpush 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/j-selby/liftpush
[INFO] finished tweaking git repo https://github.com/j-selby/liftpush
[INFO] tweaked toml for git repo https://github.com/j-selby/liftpush written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/j-selby/liftpush 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] 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" "+1.46.0" "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] 8f4a2afe33ea04a585fda985bbb46356bf49d6fa27cef9c04d5acd2a599ae0d4
[INFO] running `Command { std: "docker" "start" "-a" "8f4a2afe33ea04a585fda985bbb46356bf49d6fa27cef9c04d5acd2a599ae0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f4a2afe33ea04a585fda985bbb46356bf49d6fa27cef9c04d5acd2a599ae0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4a2afe33ea04a585fda985bbb46356bf49d6fa27cef9c04d5acd2a599ae0d4", kill_on_drop: false }`
[INFO] [stdout] 8f4a2afe33ea04a585fda985bbb46356bf49d6fa27cef9c04d5acd2a599ae0d4
[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" "+1.46.0" "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] 4f1f23763200fde9cba6542323ef4849e67d28d22f2a17b6893303ef7b6e2011
[INFO] running `Command { std: "docker" "start" "-a" "4f1f23763200fde9cba6542323ef4849e67d28d22f2a17b6893303ef7b6e2011", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking httparse v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking data-encoding v2.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]    Compiling serde_derive_internals v0.18.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking twoway v0.1.7
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]     Checking phf_shared v0.7.22
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling serde_derive v1.0.24
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling phf_macros v0.7.22
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/phf_macros-0.7.22/src/lib.rs:34:30
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]    |                              ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/phf_macros-0.7.22/src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `phf_macros`.
[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" "4f1f23763200fde9cba6542323ef4849e67d28d22f2a17b6893303ef7b6e2011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1f23763200fde9cba6542323ef4849e67d28d22f2a17b6893303ef7b6e2011", kill_on_drop: false }`
[INFO] [stdout] 4f1f23763200fde9cba6542323ef4849e67d28d22f2a17b6893303ef7b6e2011