[INFO] fetching crate mysql 19.0.1...
[INFO] documenting mysql-19.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate mysql 19.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mysql 19.0.1 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 crates.io crate mysql 19.0.1
[INFO] finished tweaking crates.io crate mysql 19.0.1
[INFO] tweaked toml for crates.io crate mysql 19.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 lru v0.6.0
[INFO] [stderr]   Downloaded named_pipe v0.4.1
[INFO] [stderr]   Downloaded io-enum v0.2.3
[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] 2eedf8e9706a47a38d4cd61ab227102d9977b9ccbcad9912a667cd23ea013761
[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" "2eedf8e9706a47a38d4cd61ab227102d9977b9ccbcad9912a667cd23ea013761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eedf8e9706a47a38d4cd61ab227102d9977b9ccbcad9912a667cd23ea013761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eedf8e9706a47a38d4cd61ab227102d9977b9ccbcad9912a667cd23ea013761", kill_on_drop: false }`
[INFO] [stdout] 2eedf8e9706a47a38d4cd61ab227102d9977b9ccbcad9912a667cd23ea013761
[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] 4b1355daee70c2131dd3ffef5522dacdfcc16b5a998718d7bd28eb20e6b7f518
[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" "4b1355daee70c2131dd3ffef5522dacdfcc16b5a998718d7bd28eb20e6b7f518", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling io-enum v0.2.3
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling mysql v19.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling time v0.2.17
[INFO] [stderr]     Checking rust_decimal v1.7.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling derive_utils v0.10.0
[INFO] [stderr]     Checking lru v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking mysql_common v0.22.2
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]  Documenting mysql v19.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.11s
[INFO] running `Command { std: "docker" "inspect" "4b1355daee70c2131dd3ffef5522dacdfcc16b5a998718d7bd28eb20e6b7f518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1355daee70c2131dd3ffef5522dacdfcc16b5a998718d7bd28eb20e6b7f518", kill_on_drop: false }`
[INFO] [stdout] 4b1355daee70c2131dd3ffef5522dacdfcc16b5a998718d7bd28eb20e6b7f518