[INFO] fetching crate tmplgen 1.3.1...
[INFO] documenting tmplgen-1.3.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate tmplgen 1.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tmplgen 1.3.1 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 tmplgen 1.3.1
[INFO] finished tweaking crates.io crate tmplgen 1.3.1
[INFO] tweaked toml for crates.io crate tmplgen 1.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fbc6e1b230daeff13f381f94f49f8e1a0988a998f9dda2dcfac847a0bb9c6de
[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" "3fbc6e1b230daeff13f381f94f49f8e1a0988a998f9dda2dcfac847a0bb9c6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fbc6e1b230daeff13f381f94f49f8e1a0988a998f9dda2dcfac847a0bb9c6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fbc6e1b230daeff13f381f94f49f8e1a0988a998f9dda2dcfac847a0bb9c6de", kill_on_drop: false }`
[INFO] [stdout] 3fbc6e1b230daeff13f381f94f49f8e1a0988a998f9dda2dcfac847a0bb9c6de
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 43c709d687ba70bbc89c2f3a170852c04efd41a89858605c77c87bc250df6f92
[INFO] running `Command { std: "docker" "start" "-a" "43c709d687ba70bbc89c2f3a170852c04efd41a89858605c77c87bc250df6f92", kill_on_drop: false }`
[INFO] [stderr]    Compiling tmplgen v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking retry v0.4.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking rayon v1.4.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking rubygems_api v0.3.0
[INFO] [stderr]     Checking metacpan_api v0.5.0
[INFO] [stderr]     Checking crates_io_api v0.4.1
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]  Documenting tmplgen v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "43c709d687ba70bbc89c2f3a170852c04efd41a89858605c77c87bc250df6f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c709d687ba70bbc89c2f3a170852c04efd41a89858605c77c87bc250df6f92", kill_on_drop: false }`
[INFO] [stdout] 43c709d687ba70bbc89c2f3a170852c04efd41a89858605c77c87bc250df6f92