[INFO] cloning repository https://github.com/DanielKeep/cargo-script
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DanielKeep/cargo-script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcargo-script", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcargo-script'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 614e60e5932e218ebff1e471303eb0d59870d03b
[INFO] documenting DanielKeep/cargo-script against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcargo-script" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DanielKeep/cargo-script on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DanielKeep/cargo-script
[INFO] finished tweaking git repo https://github.com/DanielKeep/cargo-script
[INFO] tweaked toml for git repo https://github.com/DanielKeep/cargo-script written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/DanielKeep/cargo-script already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 chan v0.1.19
[INFO] [stderr]   Downloaded hoedown v6.0.0
[INFO] [stderr]   Downloaded ktmw32-sys v0.1.0
[INFO] [stderr]   Downloaded uuid-sys v0.1.2
[INFO] [stderr]   Downloaded shaman v0.1.0
[INFO] [stderr]   Downloaded lazy_static v0.2.6
[INFO] [stderr]   Downloaded open v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd166bb4fbc64a225ad5ca7a100d746c79c1f7ffd94adb0614905cdb8d7251e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd166bb4fbc64a225ad5ca7a100d746c79c1f7ffd94adb0614905cdb8d7251e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd166bb4fbc64a225ad5ca7a100d746c79c1f7ffd94adb0614905cdb8d7251e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd166bb4fbc64a225ad5ca7a100d746c79c1f7ffd94adb0614905cdb8d7251e8", kill_on_drop: false }`
[INFO] [stdout] bd166bb4fbc64a225ad5ca7a100d746c79c1f7ffd94adb0614905cdb8d7251e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e33ebba7280150e61b2d38e6cd6c5937adda5fd55fd9831ffa64c546f84d76
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "79e33ebba7280150e61b2d38e6cd6c5937adda5fd55fd9831ffa64c546f84d76", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]     Checking rustc-serialize v0.3.23
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking lazy_static v0.2.6
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking open v1.2.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling cargo-script v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[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 time v0.1.36
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking clap v2.23.2
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling hoedown v6.0.0
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking chan v0.1.19
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking env_logger v0.4.2
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking shaman v0.1.0
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]  Documenting cargo-script v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:715:13
[INFO] [stdout]     |
[INFO] [stdout] 715 |             (meta_mtime <= cutoff)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/main.rs:1331:24
[INFO] [stdout]      |
[INFO] [stdout] 1331 |                 (0, '0'...'9') => {
[INFO] [stdout]      |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/main.rs:1335:24
[INFO] [stdout]      |
[INFO] [stdout] 1335 |                 (_, '0'...'9')
[INFO] [stdout]      |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/main.rs:1336:26
[INFO] [stdout]      |
[INFO] [stdout] 1336 |                 | (_, 'a'...'z')
[INFO] [stdout]      |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/main.rs:1337:26
[INFO] [stdout]      |
[INFO] [stdout] 1337 |                 | (_, 'A'...'Z')
[INFO] [stdout]      |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.82s
[INFO] running `Command { std: "docker" "inspect" "79e33ebba7280150e61b2d38e6cd6c5937adda5fd55fd9831ffa64c546f84d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e33ebba7280150e61b2d38e6cd6c5937adda5fd55fd9831ffa64c546f84d76", kill_on_drop: false }`
[INFO] [stdout] 79e33ebba7280150e61b2d38e6cd6c5937adda5fd55fd9831ffa64c546f84d76