[INFO] cloning repository https://github.com/wellbehavedsoftware/rzbackup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wellbehavedsoftware/rzbackup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwellbehavedsoftware%2Frzbackup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwellbehavedsoftware%2Frzbackup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 064079ed8111dd3b10d6e0c76a0087acb79dd33f
[INFO] documenting wellbehavedsoftware/rzbackup 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%2Fwellbehavedsoftware%2Frzbackup" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wellbehavedsoftware/rzbackup 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/wellbehavedsoftware/rzbackup
[INFO] finished tweaking git repo https://github.com/wellbehavedsoftware/rzbackup
[INFO] tweaked toml for git repo https://github.com/wellbehavedsoftware/rzbackup written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/wellbehavedsoftware/rzbackup 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 4b321d66c838f0f876741e0f78023eb31e7ffa3574b37ba004b24241227ee09c
[INFO] running `Command { std: "docker" "start" "-a" "4b321d66c838f0f876741e0f78023eb31e7ffa3574b37ba004b24241227ee09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b321d66c838f0f876741e0f78023eb31e7ffa3574b37ba004b24241227ee09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b321d66c838f0f876741e0f78023eb31e7ffa3574b37ba004b24241227ee09c", kill_on_drop: false }`
[INFO] [stdout] 4b321d66c838f0f876741e0f78023eb31e7ffa3574b37ba004b24241227ee09c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 3844293d1e99f88a1272ae95604ee006f3d825fc124621259ae73925309a7b52
[INFO] running `Command { std: "docker" "start" "-a" "3844293d1e99f88a1272ae95604ee006f3d825fc124621259ae73925309a7b52", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking futures v0.1.13
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling rzbackup v3.4.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking protobuf v1.2.2
[INFO] [stderr]     Checking adler32 v1.0.0
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> build.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             io_error.description ())
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking termion v1.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking minilzo-sys v0.1.0
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking clap v2.24.1
[INFO] [stderr]     Checking minilzo v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking output v0.6.2
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]  Documenting rzbackup v3.4.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "3844293d1e99f88a1272ae95604ee006f3d825fc124621259ae73925309a7b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3844293d1e99f88a1272ae95604ee006f3d825fc124621259ae73925309a7b52", kill_on_drop: false }`
[INFO] [stdout] 3844293d1e99f88a1272ae95604ee006f3d825fc124621259ae73925309a7b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 25de264a9062ec0ba7400259ebb8937cb970751a09ec4eb0778ee4961ab89d05
[INFO] running `Command { std: "docker" "start" "-a" "25de264a9062ec0ba7400259ebb8937cb970751a09ec4eb0778ee4961ab89d05", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling rzbackup v3.4.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking futures v0.1.13
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking adler32 v1.0.0
[INFO] [stderr]     Checking protobuf v1.2.2
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> build.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             io_error.description ())
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking termion v1.3.0
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking minilzo-sys v0.1.0
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking clap v2.24.1
[INFO] [stderr]     Checking minilzo v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking output v0.6.2
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]  Documenting rzbackup v3.4.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "25de264a9062ec0ba7400259ebb8937cb970751a09ec4eb0778ee4961ab89d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25de264a9062ec0ba7400259ebb8937cb970751a09ec4eb0778ee4961ab89d05", kill_on_drop: false }`
[INFO] [stdout] 25de264a9062ec0ba7400259ebb8937cb970751a09ec4eb0778ee4961ab89d05