[INFO] fetching crate activities 0.1.0...
[INFO] documenting activities-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate activities 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate activities 0.1.0 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 activities 0.1.0
[INFO] finished tweaking crates.io crate activities 0.1.0
[INFO] tweaked toml for crates.io crate activities 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate activities 0.1.0 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a3c8d1a63dc546c118037cf3b4d13057e1755b61fcf9b7b2abd20ee5761e436c
[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" "a3c8d1a63dc546c118037cf3b4d13057e1755b61fcf9b7b2abd20ee5761e436c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c8d1a63dc546c118037cf3b4d13057e1755b61fcf9b7b2abd20ee5761e436c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c8d1a63dc546c118037cf3b4d13057e1755b61fcf9b7b2abd20ee5761e436c", kill_on_drop: false }`
[INFO] [stdout] a3c8d1a63dc546c118037cf3b4d13057e1755b61fcf9b7b2abd20ee5761e436c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 281a2c6e60ab62d427d2e0aba96c1bc7b72cba5a3e89954929c09571fd6ed900
[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" "281a2c6e60ab62d427d2e0aba96c1bc7b72cba5a3e89954929c09571fd6ed900", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling isolang v1.0.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling ctor v0.1.13
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling typetag-impl v0.1.4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking erased-serde v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking typetag v0.1.4
[INFO] [stderr]  Documenting activities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "281a2c6e60ab62d427d2e0aba96c1bc7b72cba5a3e89954929c09571fd6ed900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281a2c6e60ab62d427d2e0aba96c1bc7b72cba5a3e89954929c09571fd6ed900", kill_on_drop: false }`
[INFO] [stdout] 281a2c6e60ab62d427d2e0aba96c1bc7b72cba5a3e89954929c09571fd6ed900