[INFO] fetching crate dezoomify-rs 2.3.0-beta...
[INFO] documenting dezoomify-rs-2.3.0-beta against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate dezoomify-rs 2.3.0-beta into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dezoomify-rs 2.3.0-beta 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] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking crates.io crate dezoomify-rs 2.3.0-beta
[INFO] finished tweaking crates.io crate dezoomify-rs 2.3.0-beta
[INFO] tweaked toml for crates.io crate dezoomify-rs 2.3.0-beta written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate dezoomify-rs 2.3.0-beta 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]  Downloading crates ...
[INFO] [stderr]   Downloaded transpose v0.2.0
[INFO] [stderr]   Downloaded png v0.16.6
[INFO] [stderr]   Downloaded block-modes v0.5.0
[INFO] [stderr]   Downloaded sanitize-filename-reader-friendly v0.9.2
[INFO] [stderr]   Downloaded img_hash v3.1.0
[INFO] [stderr]   Downloaded evalexpr v5.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 04fdf2f11afea3eda2e3a2ba1e53d9390c3b0dfe62eb1a53d6d9452b9c9c82d6
[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" "04fdf2f11afea3eda2e3a2ba1e53d9390c3b0dfe62eb1a53d6d9452b9c9c82d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04fdf2f11afea3eda2e3a2ba1e53d9390c3b0dfe62eb1a53d6d9452b9c9c82d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04fdf2f11afea3eda2e3a2ba1e53d9390c3b0dfe62eb1a53d6d9452b9c9c82d6", kill_on_drop: false }`
[INFO] [stdout] 04fdf2f11afea3eda2e3a2ba1e53d9390c3b0dfe62eb1a53d6d9452b9c9c82d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 54eeeaa6b61c1b5305580f1c706138453f2620eb04cb93fc6f301da14eceff59
[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" "54eeeaa6b61c1b5305580f1c706138453f2620eb04cb93fc6f301da14eceff59", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking cpuid-bool v0.1.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking custom_error v1.7.1
[INFO] [stderr]     Checking sanitize-filename-reader-friendly v0.9.2
[INFO] [stderr]     Checking evalexpr v5.0.5
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]     Checking crossterm v0.16.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking block-modes v0.5.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking async-compression v0.3.5
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking colour v0.5.0
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking image v0.23.6
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking serde-xml-rs v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]  Documenting dezoomify-rs v2.3.0-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "54eeeaa6b61c1b5305580f1c706138453f2620eb04cb93fc6f301da14eceff59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54eeeaa6b61c1b5305580f1c706138453f2620eb04cb93fc6f301da14eceff59", kill_on_drop: false }`
[INFO] [stdout] 54eeeaa6b61c1b5305580f1c706138453f2620eb04cb93fc6f301da14eceff59