[INFO] cloning repository https://github.com/chridou/joe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chridou/joe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchridou%2Fjoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchridou%2Fjoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6714161698354989492a061f2d3980bf81b8b30
[INFO] documenting chridou/joe against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchridou%2Fjoe" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chridou/joe on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chridou/joe
[INFO] finished tweaking git repo https://github.com/chridou/joe
[INFO] tweaked toml for git repo https://github.com/chridou/joe written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/chridou/joe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.3.3
[INFO] [stderr]   Downloaded quote v0.2.3
[INFO] [stderr]   Downloaded syn v0.8.7
[INFO] [stderr]   Downloaded pq-sys v0.2.2
[INFO] [stderr]   Downloaded serde_codegen_internals v0.10.0
[INFO] [stderr]   Downloaded syntex_errors v0.44.0
[INFO] [stderr]   Downloaded syntex v0.44.0
[INFO] [stderr]   Downloaded syntex_pos v0.44.0
[INFO] [stderr]   Downloaded syn v0.9.0
[INFO] [stderr]   Downloaded serde_json v0.8.2
[INFO] [stderr]   Downloaded diesel_codegen_shared v0.8.0
[INFO] [stderr]   Downloaded syntex_syntax v0.44.1
[INFO] [stderr]   Downloaded term v0.4.4
[INFO] [stderr]   Downloaded diesel_codegen v0.8.0
[INFO] [stderr]   Downloaded syntex_pos v0.45.0
[INFO] [stderr]   Downloaded diesel_codegen_syntex v0.8.0
[INFO] [stderr]   Downloaded syntex v0.45.0
[INFO] [stderr]   Downloaded serde_codegen v0.8.13
[INFO] [stderr]   Downloaded syntex_errors v0.45.0
[INFO] [stderr]   Downloaded diesel v0.8.0
[INFO] [stderr]   Downloaded serde_derive v0.8.13
[INFO] [stderr]   Downloaded syntex_syntax v0.45.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2840774f9626da2c2df1e2b03abcb12eb384af60173f401c4e76c5f35180c5e2
[INFO] running `Command { std: "docker" "start" "-a" "2840774f9626da2c2df1e2b03abcb12eb384af60173f401c4e76c5f35180c5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2840774f9626da2c2df1e2b03abcb12eb384af60173f401c4e76c5f35180c5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2840774f9626da2c2df1e2b03abcb12eb384af60173f401c4e76c5f35180c5e2", kill_on_drop: false }`
[INFO] [stdout] 2840774f9626da2c2df1e2b03abcb12eb384af60173f401c4e76c5f35180c5e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 504c871730e42d75deb15666989fa58b2e0ef7f5aeeb7a8037bb32a167359776
[INFO] running `Command { std: "docker" "start" "-a" "504c871730e42d75deb15666989fa58b2e0ef7f5aeeb7a8037bb32a167359776", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.14
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling pq-sys v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling regex-syntax v0.3.4
[INFO] [stderr]    Compiling quote v0.3.3
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling quote v0.2.3
[INFO] [stderr]     Checking serde v0.8.13
[INFO] [stderr]    Compiling joe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syn v0.8.7
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking thread_local v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling syn v0.9.0
[INFO] [stderr]    Compiling diesel v0.8.0
[INFO] [stderr]    Compiling regex v0.1.73
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/diesel-0.8.0/src/lib.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "unstable", feature(specialization))]
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/diesel-0.8.0/src/lib.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "unstable", feature(specialization))]
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v0.8.2
[INFO] [stderr]     Checking uuid v0.3.1
[INFO] [stderr]    Compiling dotenv v0.8.0
[INFO] [stderr]    Compiling serde_codegen v0.8.13
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_codegen-0.8.13/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_codegen` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[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 E0554`.
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "504c871730e42d75deb15666989fa58b2e0ef7f5aeeb7a8037bb32a167359776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "504c871730e42d75deb15666989fa58b2e0ef7f5aeeb7a8037bb32a167359776", kill_on_drop: false }`
[INFO] [stdout] 504c871730e42d75deb15666989fa58b2e0ef7f5aeeb7a8037bb32a167359776
