[INFO] fetching crate cube2rust 0.0.1...
[INFO] documenting cube2rust-0.0.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cube2rust 0.0.1 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate cube2rust 0.0.1 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 crates.io crate cube2rust 0.0.1
[INFO] finished tweaking crates.io crate cube2rust 0.0.1
[INFO] tweaked toml for crates.io crate cube2rust 0.0.1 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate cube2rust 0.0.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded fstrings-proc-macro v0.2.3
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded siphasher v0.3.3
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.15
[INFO] [stderr]   Downloaded fstrings v0.2.3
[INFO] [stderr]   Downloaded human-sort v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.23
[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] 16ac629b1a4a8bd751a6ebcc87af75b72033796b58b0eb6af3b98726b045085e
[INFO] running `Command { std: "docker" "start" "-a" "16ac629b1a4a8bd751a6ebcc87af75b72033796b58b0eb6af3b98726b045085e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16ac629b1a4a8bd751a6ebcc87af75b72033796b58b0eb6af3b98726b045085e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ac629b1a4a8bd751a6ebcc87af75b72033796b58b0eb6af3b98726b045085e", kill_on_drop: false }`
[INFO] [stdout] 16ac629b1a4a8bd751a6ebcc87af75b72033796b58b0eb6af3b98726b045085e
[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] 2095609a8dc862160d58104c5bce63adeb5c107df78f8b17245e3ec22198eabb
[INFO] running `Command { std: "docker" "start" "-a" "2095609a8dc862160d58104c5bce63adeb5c107df78f8b17245e3ec22198eabb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking human-sort v0.2.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]  Documenting cube2rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `Command { std: "docker" "inspect" "2095609a8dc862160d58104c5bce63adeb5c107df78f8b17245e3ec22198eabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2095609a8dc862160d58104c5bce63adeb5c107df78f8b17245e3ec22198eabb", kill_on_drop: false }`
[INFO] [stdout] 2095609a8dc862160d58104c5bce63adeb5c107df78f8b17245e3ec22198eabb
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 4dd96e8e65f5959332ac22b4357bde518240d1a642e38787bea8f6ce038ff562
[INFO] running `Command { std: "docker" "start" "-a" "4dd96e8e65f5959332ac22b4357bde518240d1a642e38787bea8f6ce038ff562", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking human-sort v0.2.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]  Documenting cube2rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.93s
[INFO] running `Command { std: "docker" "inspect" "4dd96e8e65f5959332ac22b4357bde518240d1a642e38787bea8f6ce038ff562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd96e8e65f5959332ac22b4357bde518240d1a642e38787bea8f6ce038ff562", kill_on_drop: false }`
[INFO] [stdout] 4dd96e8e65f5959332ac22b4357bde518240d1a642e38787bea8f6ce038ff562