[INFO] cloning repository https://github.com/brianp/muxed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianp/muxed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianp%2Fmuxed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianp%2Fmuxed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42b28438a3abf741096170c2f527b85ac25174ea
[INFO] documenting brianp/muxed against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianp%2Fmuxed" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brianp/muxed on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brianp/muxed
[INFO] finished tweaking git repo https://github.com/brianp/muxed
[INFO] tweaked toml for git repo https://github.com/brianp/muxed written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/brianp/muxed already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.30
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded syn v0.15.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e8c5dab081116a926a895610e4d9b7f5a838ec2900971d9f89e4bf34c54a7af
[INFO] running `Command { std: "docker" "start" "-a" "7e8c5dab081116a926a895610e4d9b7f5a838ec2900971d9f89e4bf34c54a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e8c5dab081116a926a895610e4d9b7f5a838ec2900971d9f89e4bf34c54a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8c5dab081116a926a895610e4d9b7f5a838ec2900971d9f89e4bf34c54a7af", kill_on_drop: false }`
[INFO] [stdout] 7e8c5dab081116a926a895610e4d9b7f5a838ec2900971d9f89e4bf34c54a7af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a1eb3163e20b7e110bb79ae9a19f7a35ad8f0c8fe9a247dee3581fa412e9437
[INFO] running `Command { std: "docker" "start" "-a" "3a1eb3163e20b7e110bb79ae9a19f7a35ad8f0c8fe9a247dee3581fa412e9437", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking common v0.8.2 (/opt/rustwide/workdir/common)
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking new v0.8.2 (/opt/rustwide/workdir/new)
[INFO] [stderr]     Checking edit v0.8.2 (/opt/rustwide/workdir/edit)
[INFO] [stderr]     Checking load v0.8.2 (/opt/rustwide/workdir/load)
[INFO] [stderr]     Checking list v0.8.2 (/opt/rustwide/workdir/list)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> list/src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     &projects.sort();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let _ = &projects.sort();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking snapshot v0.8.2 (/opt/rustwide/workdir/snapshot)
[INFO] [stderr]  Documenting muxed v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "3a1eb3163e20b7e110bb79ae9a19f7a35ad8f0c8fe9a247dee3581fa412e9437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1eb3163e20b7e110bb79ae9a19f7a35ad8f0c8fe9a247dee3581fa412e9437", kill_on_drop: false }`
[INFO] [stdout] 3a1eb3163e20b7e110bb79ae9a19f7a35ad8f0c8fe9a247dee3581fa412e9437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68d930322478bd4ac925b2ce8b4d806b7882c627016db3983077493d9a30d9fc
[INFO] running `Command { std: "docker" "start" "-a" "68d930322478bd4ac925b2ce8b4d806b7882c627016db3983077493d9a30d9fc", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `muxed`
[INFO] running `Command { std: "docker" "inspect" "68d930322478bd4ac925b2ce8b4d806b7882c627016db3983077493d9a30d9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d930322478bd4ac925b2ce8b4d806b7882c627016db3983077493d9a30d9fc", kill_on_drop: false }`
[INFO] [stdout] 68d930322478bd4ac925b2ce8b4d806b7882c627016db3983077493d9a30d9fc
