[INFO] fetching crate svalbard 1.0.1...
[INFO] documenting svalbard-1.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate svalbard 1.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate svalbard 1.0.1 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 svalbard 1.0.1
[INFO] finished tweaking crates.io crate svalbard 1.0.1
[INFO] tweaked toml for crates.io crate svalbard 1.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate svalbard 1.0.1 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 ferris_print v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 44f1c0e5f91cc3dac60ef91ff9c9fdad8fc14eddd20954234da74b4008dc2e24
[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" "44f1c0e5f91cc3dac60ef91ff9c9fdad8fc14eddd20954234da74b4008dc2e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44f1c0e5f91cc3dac60ef91ff9c9fdad8fc14eddd20954234da74b4008dc2e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f1c0e5f91cc3dac60ef91ff9c9fdad8fc14eddd20954234da74b4008dc2e24", kill_on_drop: false }`
[INFO] [stdout] 44f1c0e5f91cc3dac60ef91ff9c9fdad8fc14eddd20954234da74b4008dc2e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4eecd3b7958eeff34252fd5597444d84bb184f8a08424e4773e92b1843741e70
[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" "4eecd3b7958eeff34252fd5597444d84bb184f8a08424e4773e92b1843741e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking signal-hook v0.1.11
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking ferris-says v0.1.1
[INFO] [stderr]     Checking ferris_print v0.1.0
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking enum-map v0.6.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking cursive v0.13.0
[INFO] [stderr]  Documenting svalbard v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.57s
[INFO] running `Command { std: "docker" "inspect" "4eecd3b7958eeff34252fd5597444d84bb184f8a08424e4773e92b1843741e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eecd3b7958eeff34252fd5597444d84bb184f8a08424e4773e92b1843741e70", kill_on_drop: false }`
[INFO] [stdout] 4eecd3b7958eeff34252fd5597444d84bb184f8a08424e4773e92b1843741e70