[INFO] fetching crate lalrpop 0.19.0...
[INFO] documenting lalrpop-0.19.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate lalrpop 0.19.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lalrpop 0.19.0 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 lalrpop 0.19.0
[INFO] finished tweaking crates.io crate lalrpop 0.19.0
[INFO] tweaked toml for crates.io crate lalrpop 0.19.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate lalrpop 0.19.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2565276ed6228be257dbd60470588ff5e6f5a9f1d94c4e222a3620ec30fd6fcc
[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" "2565276ed6228be257dbd60470588ff5e6f5a9f1d94c4e222a3620ec30fd6fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2565276ed6228be257dbd60470588ff5e6f5a9f1d94c4e222a3620ec30fd6fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2565276ed6228be257dbd60470588ff5e6f5a9f1d94c4e222a3620ec30fd6fcc", kill_on_drop: false }`
[INFO] [stdout] 2565276ed6228be257dbd60470588ff5e6f5a9f1d94c4e222a3620ec30fd6fcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a6cb26e427e2624c418b6f1e401947c7b09bf7c8aaa76f1c150b8d10ed01d02b
[INFO] running `Command { std: "docker" "start" "-a" "a6cb26e427e2624c418b6f1e401947c7b09bf7c8aaa76f1c150b8d10ed01d02b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking ascii-canvas v2.0.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]  Documenting lalrpop v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.47s
[INFO] running `Command { std: "docker" "inspect" "a6cb26e427e2624c418b6f1e401947c7b09bf7c8aaa76f1c150b8d10ed01d02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cb26e427e2624c418b6f1e401947c7b09bf7c8aaa76f1c150b8d10ed01d02b", kill_on_drop: false }`
[INFO] [stdout] a6cb26e427e2624c418b6f1e401947c7b09bf7c8aaa76f1c150b8d10ed01d02b