[INFO] cloning repository https://github.com/Nilstrieb/ub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nilstrieb/ub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNilstrieb%2Fub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNilstrieb%2Fub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84c99c5c202f6e69c3c2dcab3a489428281cc9a7
[INFO] documenting Nilstrieb/ub against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNilstrieb%2Fub" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nilstrieb/ub on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nilstrieb/ub
[INFO] finished tweaking git repo https://github.com/Nilstrieb/ub
[INFO] tweaked toml for git repo https://github.com/Nilstrieb/ub written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/Nilstrieb/ub already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded ahash v0.3.8
[INFO] [stderr]   Downloaded chumsky v0.8.0
[INFO] [stderr]   Downloaded yansi v0.5.1
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded ariadne v0.1.5
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded insta v1.13.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded console v0.15.0
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded similar v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bb28cce0d6cff31f051e3d30c42d15eb863c42705705a56cbe2f42636767d6d
[INFO] running `Command { std: "docker" "start" "-a" "6bb28cce0d6cff31f051e3d30c42d15eb863c42705705a56cbe2f42636767d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb28cce0d6cff31f051e3d30c42d15eb863c42705705a56cbe2f42636767d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb28cce0d6cff31f051e3d30c42d15eb863c42705705a56cbe2f42636767d6d", kill_on_drop: false }`
[INFO] [stdout] 6bb28cce0d6cff31f051e3d30c42d15eb863c42705705a56cbe2f42636767d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebc142633bf9ba3776c157da099fa0b57115a59486675a02e01fbb10dcfa8a82
[INFO] running `Command { std: "docker" "start" "-a" "ebc142633bf9ba3776c157da099fa0b57115a59486675a02e01fbb10dcfa8a82", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking ariadne v0.1.5
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking chumsky v0.8.0
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: unused imports: `UnaryOpKind`, `UnaryOp`
[INFO] [stdout]  --> parser/src/parser.rs:8:51
[INFO] [stdout]   |
[INFO] [stdout] 8 |         NameTyPair, Stmt, StructDecl, Ty, TyKind, UnaryOp, UnaryOpKind, VarDecl, WhileStmt,
[INFO] [stdout]   |                                                   ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting ub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.65s
[INFO] running `Command { std: "docker" "inspect" "ebc142633bf9ba3776c157da099fa0b57115a59486675a02e01fbb10dcfa8a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc142633bf9ba3776c157da099fa0b57115a59486675a02e01fbb10dcfa8a82", kill_on_drop: false }`
[INFO] [stdout] ebc142633bf9ba3776c157da099fa0b57115a59486675a02e01fbb10dcfa8a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] fc1f35a011089b08716e863fe6ef6177bedbdef1ae55629446ca88c1c73680d9
[INFO] running `Command { std: "docker" "start" "-a" "fc1f35a011089b08716e863fe6ef6177bedbdef1ae55629446ca88c1c73680d9", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `ub`
[INFO] running `Command { std: "docker" "inspect" "fc1f35a011089b08716e863fe6ef6177bedbdef1ae55629446ca88c1c73680d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1f35a011089b08716e863fe6ef6177bedbdef1ae55629446ca88c1c73680d9", kill_on_drop: false }`
[INFO] [stdout] fc1f35a011089b08716e863fe6ef6177bedbdef1ae55629446ca88c1c73680d9