[INFO] fetching crate pnmixer-rs 0.1.2...
[INFO] documenting pnmixer-rs-0.1.2 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate pnmixer-rs 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pnmixer-rs 0.1.2 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pnmixer-rs 0.1.2
[INFO] finished tweaking crates.io crate pnmixer-rs 0.1.2
[INFO] tweaked toml for crates.io crate pnmixer-rs 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flexi_logger v0.6.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f2f741a8001d7014e0a0d5ab8a23632b52837103cde5a79d137328a8c145af
[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" "64f2f741a8001d7014e0a0d5ab8a23632b52837103cde5a79d137328a8c145af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f2f741a8001d7014e0a0d5ab8a23632b52837103cde5a79d137328a8c145af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f2f741a8001d7014e0a0d5ab8a23632b52837103cde5a79d137328a8c145af", kill_on_drop: false }`
[INFO] [stdout] 64f2f741a8001d7014e0a0d5ab8a23632b52837103cde5a79d137328a8c145af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6acf759e500e6814b034f7ea022eebe5ed0d49e1b4feb07f05cc1d143a20f80c
[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" "6acf759e500e6814b034f7ea022eebe5ed0d49e1b4feb07f05cc1d143a20f80c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cairo-rs v0.2.0
[INFO] [stderr]    Compiling gio v0.2.0
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling gdk v0.6.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling gtk v0.2.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking ffi v0.0.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling glib-sys v0.4.0
[INFO] [stderr]    Compiling gobject-sys v0.4.0
[INFO] [stderr]    Compiling gio-sys v0.4.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.4.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.4.0
[INFO] [stderr]    Compiling pango-sys v0.4.0
[INFO] [stderr]    Compiling gdk-sys v0.4.0
[INFO] [stderr]    Compiling atk-sys v0.4.0
[INFO] [stderr]    Compiling gtk-sys v0.4.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking which v1.0.5
[INFO] [stderr]     Checking w_result v0.1.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking alsa v0.1.10
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking glib v0.3.1
[INFO] [stderr]     Checking png v0.9.0
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking flexi_logger v0.6.14
[INFO] [stderr]     Checking pango v0.2.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]  Documenting pnmixer-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `alloc_system`
[INFO] [stdout]   --> src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | extern crate alloc_system;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `pnmixer-rs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name pnmixerlib src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern alsa=/opt/rustwide/target/debug/deps/libalsa-32096c7b8e10dece.rmeta --extern alsa_sys=/opt/rustwide/target/debug/deps/libalsa_sys-5e4693c92672cb1f.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-6f93e99c172912bb.rmeta --extern ffi=/opt/rustwide/target/debug/deps/libffi-65356b073a2b0309.rmeta --extern flexi_logger=/opt/rustwide/target/debug/deps/libflexi_logger-09aedf78a1f55d9b.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-656978d28e7466cd.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-b9bdb1d4c3aa5200.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-41b721035033257d.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-629c0f1773360474.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-2f31335f110402ee.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-683b06106855c9ce.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-7519a971f3b8817c.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-568ae0223fb65841.rmeta --extern gtk=/opt/rustwide/target/debug/deps/libgtk-c2c84876a72c7cbc.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-86c652265d61495d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-445f1b7357bc9474.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2fd0a732a5d9db1a.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-b1e17806d74caa4d.rmeta --extern png=/opt/rustwide/target/debug/deps/libpng-42be29fe958b0ae9.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1970c787a626fbed.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-b2545e6a94c9d478.so --extern toml=/opt/rustwide/target/debug/deps/libtoml-bd9bb118ae255283.rmeta --extern w_result=/opt/rustwide/target/debug/deps/libw_result-f4ac1bacd5f9e279.rmeta --extern which=/opt/rustwide/target/debug/deps/libwhich-4cc5c65c601dd523.rmeta --extern x11=/opt/rustwide/target/debug/deps/libx11-0edb8b10d6be9db1.rmeta --extern xdg=/opt/rustwide/target/debug/deps/libxdg-2b4ecaae3b412313.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "6acf759e500e6814b034f7ea022eebe5ed0d49e1b4feb07f05cc1d143a20f80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6acf759e500e6814b034f7ea022eebe5ed0d49e1b4feb07f05cc1d143a20f80c", kill_on_drop: false }`
[INFO] [stdout] 6acf759e500e6814b034f7ea022eebe5ed0d49e1b4feb07f05cc1d143a20f80c