[INFO] fetching crate rustup-toolchain-install-master 1.8.0...
[INFO] documenting rustup-toolchain-install-master-1.8.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rustup-toolchain-install-master 1.8.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rustup-toolchain-install-master 1.8.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustup-toolchain-install-master 1.8.0
[INFO] finished tweaking crates.io crate rustup-toolchain-install-master 1.8.0
[INFO] tweaked toml for crates.io crate rustup-toolchain-install-master 1.8.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rustup-toolchain-install-master 1.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76bad4896168aed6a25ab9c5916c177a9c2846bba9db553bf097466b8658db9f
[INFO] running `Command { std: "docker" "start" "-a" "76bad4896168aed6a25ab9c5916c177a9c2846bba9db553bf097466b8658db9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76bad4896168aed6a25ab9c5916c177a9c2846bba9db553bf097466b8658db9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76bad4896168aed6a25ab9c5916c177a9c2846bba9db553bf097466b8658db9f", kill_on_drop: false }`
[INFO] [stdout] 76bad4896168aed6a25ab9c5916c177a9c2846bba9db553bf097466b8658db9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ef849bd6a93ef5edb5647e675fc92108593889c0698a41624bbcdc9cb7f749
[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" "c7ef849bd6a93ef5edb5647e675fc92108593889c0698a41624bbcdc9cb7f749", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling cc v1.0.55
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling rustup-toolchain-install-master v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking tee v0.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking tar v0.4.29
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]     Checking async-compression v0.3.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]  Documenting rustup-toolchain-install-master v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "c7ef849bd6a93ef5edb5647e675fc92108593889c0698a41624bbcdc9cb7f749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ef849bd6a93ef5edb5647e675fc92108593889c0698a41624bbcdc9cb7f749", kill_on_drop: false }`
[INFO] [stdout] c7ef849bd6a93ef5edb5647e675fc92108593889c0698a41624bbcdc9cb7f749