[INFO] updating cached repository https://github.com/codebje/vtrs20
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2e2c99e5b0748300733cf931ba5656442534971
[INFO] documenting codebje/vtrs20/c2e2c99e5b0748300733cf931ba5656442534971 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodebje%2Fvtrs20" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codebje/vtrs20 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codebje/vtrs20
[INFO] finished tweaking git repo https://github.com/codebje/vtrs20
[INFO] tweaked toml for git repo https://github.com/codebje/vtrs20 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/codebje/vtrs20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f892c2b52e503748b0f95ef67bede308a56ee01d29bf89b7b84274d1482263c6
[INFO] running `Command { std: "docker" "start" "-a" "f892c2b52e503748b0f95ef67bede308a56ee01d29bf89b7b84274d1482263c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f892c2b52e503748b0f95ef67bede308a56ee01d29bf89b7b84274d1482263c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f892c2b52e503748b0f95ef67bede308a56ee01d29bf89b7b84274d1482263c6", kill_on_drop: false }`
[INFO] [stdout] f892c2b52e503748b0f95ef67bede308a56ee01d29bf89b7b84274d1482263c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f62fb6ffa181903e4cee2c3cb43eb7801b1c9d898932c616bdb794250eb59450
[INFO] running `Command { std: "docker" "start" "-a" "f62fb6ffa181903e4cee2c3cb43eb7801b1c9d898932c616bdb794250eb59450", 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]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking bitstream-io v0.8.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]     Checking mio-serial v3.3.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]     Checking enumset v1.0.1
[INFO] [stderr]     Checking emulator v0.1.0 (/opt/rustwide/workdir/emulator)
[INFO] [stderr]  Documenting vtrs20 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.76s
[INFO] running `Command { std: "docker" "inspect" "f62fb6ffa181903e4cee2c3cb43eb7801b1c9d898932c616bdb794250eb59450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f62fb6ffa181903e4cee2c3cb43eb7801b1c9d898932c616bdb794250eb59450", kill_on_drop: false }`
[INFO] [stdout] f62fb6ffa181903e4cee2c3cb43eb7801b1c9d898932c616bdb794250eb59450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c2969a6469bd0d1fe8b874743205de6ac4ff9df1ee6ab1cff03b85c13c035119
[INFO] running `Command { std: "docker" "start" "-a" "c2969a6469bd0d1fe8b874743205de6ac4ff9df1ee6ab1cff03b85c13c035119", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `vtrs20`
[INFO] running `Command { std: "docker" "inspect" "c2969a6469bd0d1fe8b874743205de6ac4ff9df1ee6ab1cff03b85c13c035119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2969a6469bd0d1fe8b874743205de6ac4ff9df1ee6ab1cff03b85c13c035119", kill_on_drop: false }`
[INFO] [stdout] c2969a6469bd0d1fe8b874743205de6ac4ff9df1ee6ab1cff03b85c13c035119