[INFO] cloning repository https://github.com/derezzedex/th_composer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/derezzedex/th_composer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderezzedex%2Fth_composer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderezzedex%2Fth_composer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d928763d9b1657f5434b8dd600d7ecaae844a7bb
[INFO] documenting derezzedex/th_composer against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderezzedex%2Fth_composer" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derezzedex/th_composer 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 git repo https://github.com/derezzedex/th_composer
[INFO] finished tweaking git repo https://github.com/derezzedex/th_composer
[INFO] tweaked toml for git repo https://github.com/derezzedex/th_composer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/derezzedex/th_composer already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 2291b98fed879fc5f4e9f9b1cb9c95b8aabfe1febd87c973e30d3d82e4f7e2b6
[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" "2291b98fed879fc5f4e9f9b1cb9c95b8aabfe1febd87c973e30d3d82e4f7e2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2291b98fed879fc5f4e9f9b1cb9c95b8aabfe1febd87c973e30d3d82e4f7e2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2291b98fed879fc5f4e9f9b1cb9c95b8aabfe1febd87c973e30d3d82e4f7e2b6", kill_on_drop: false }`
[INFO] [stdout] 2291b98fed879fc5f4e9f9b1cb9c95b8aabfe1febd87c973e30d3d82e4f7e2b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 025a744e34ae552172e7731d9e7b0cd1a81543777d79b370c6b581e2704dc48a
[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" "025a744e34ae552172e7731d9e7b0cd1a81543777d79b370c6b581e2704dc48a", kill_on_drop: false }`
[INFO] [stderr]    Compiling data-encoding v2.1.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.4
[INFO] [stderr]     Checking data-encoding-macro v0.1.4
[INFO] [stderr]  Documenting th_composer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]   --> src/techniques/base.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |   const BASE2: Encoding = new_encoding!{
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 13 | |     symbols: "01",
[INFO] [stdout] 14 | |     wrap_width: 8,
[INFO] [stdout] 15 | |     wrap_separator: " ",
[INFO] [stdout] 16 | | };
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]    = note: this error originates in the macro `internal_new_encoding` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]   --> src/techniques/base.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |   const BASE8: Encoding = new_encoding!{
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 21 | |     symbols: "01234567",
[INFO] [stdout] 22 | | };
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]    = note: this error originates in the macro `internal_new_encoding` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]   --> src/techniques/base.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |   const BASE8: Encoding = new_encoding!{
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 21 | |     symbols: "01234567",
[INFO] [stdout] 22 | | };
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `internal_new_encoding` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]   --> src/techniques/base.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |   const BASE2: Encoding = new_encoding!{
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 13 | |     symbols: "01",
[INFO] [stdout] 14 | |     wrap_width: 8,
[INFO] [stdout] 15 | |     wrap_separator: " ",
[INFO] [stdout] 16 | | };
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `internal_new_encoding` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `th_composer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name th_composer src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-b176ea7460f4907d.rmeta --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-7d972d2f178f5559.rmeta --extern data_encoding_macro=/opt/rustwide/target/debug/deps/libdata_encoding_macro-4ceab696485f04bf.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "025a744e34ae552172e7731d9e7b0cd1a81543777d79b370c6b581e2704dc48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025a744e34ae552172e7731d9e7b0cd1a81543777d79b370c6b581e2704dc48a", kill_on_drop: false }`
[INFO] [stdout] 025a744e34ae552172e7731d9e7b0cd1a81543777d79b370c6b581e2704dc48a
