[INFO] fetching crate html5ever_dom_sink 0.2.0...
[INFO] checking html5ever_dom_sink-0.2.0 against beta for pr-78714
[INFO] extracting crate html5ever_dom_sink 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate html5ever_dom_sink 0.2.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate html5ever_dom_sink 0.2.0
[INFO] removed path dependency html5ever from crates.io crate html5ever_dom_sink 0.2.0
[INFO] removed path dependency html5ever_test_util from crates.io crate html5ever_dom_sink 0.2.0
[INFO] finished tweaking crates.io crate html5ever_dom_sink 0.2.0
[INFO] tweaked toml for crates.io crate html5ever_dom_sink 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac51831961426bacacfe7842efaa6dc0b4ab60a287770ea73515232b967a0923
[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" "ac51831961426bacacfe7842efaa6dc0b4ab60a287770ea73515232b967a0923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac51831961426bacacfe7842efaa6dc0b4ab60a287770ea73515232b967a0923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac51831961426bacacfe7842efaa6dc0b4ab60a287770ea73515232b967a0923", kill_on_drop: false }`
[INFO] [stdout] ac51831961426bacacfe7842efaa6dc0b4ab60a287770ea73515232b967a0923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5115720f6ca40653d05965aabe0767b5d714550426ef9ddde3f5cdb8fb8e0602
[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" "5115720f6ca40653d05965aabe0767b5d714550426ef9ddde3f5cdb8fb8e0602", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]     Checking rc v0.1.1
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]     Checking html5ever_test_util v0.1.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stderr]    Compiling string_cache_shared v0.1.12
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling debug_unreachable v0.0.6
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking tendril v0.1.6
[INFO] [stderr]    Compiling string_cache_plugin v0.1.10
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/string_cache_plugin-0.1.10/src/lib.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(plugin_registrar, quote, box_syntax)]
[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/string_cache_plugin-0.1.10/src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | 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 `string_cache_plugin`
[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" "5115720f6ca40653d05965aabe0767b5d714550426ef9ddde3f5cdb8fb8e0602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5115720f6ca40653d05965aabe0767b5d714550426ef9ddde3f5cdb8fb8e0602", kill_on_drop: false }`
[INFO] [stdout] 5115720f6ca40653d05965aabe0767b5d714550426ef9ddde3f5cdb8fb8e0602