[INFO] fetching crate webassembly-test 0.1.0...
[INFO] documenting webassembly-test-0.1.0 against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] extracting crate webassembly-test 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate webassembly-test 0.1.0 on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webassembly-test 0.1.0
[INFO] finished tweaking crates.io crate webassembly-test 0.1.0
[INFO] tweaked toml for crates.io crate webassembly-test 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6ec632f5938c5ac7f61c45d83982f636bd6423ba13915500a402306a7a6bbee
[INFO] running `Command { std: "docker" "start" "-a" "f6ec632f5938c5ac7f61c45d83982f636bd6423ba13915500a402306a7a6bbee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6ec632f5938c5ac7f61c45d83982f636bd6423ba13915500a402306a7a6bbee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ec632f5938c5ac7f61c45d83982f636bd6423ba13915500a402306a7a6bbee", kill_on_drop: false }`
[INFO] [stdout] f6ec632f5938c5ac7f61c45d83982f636bd6423ba13915500a402306a7a6bbee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3402c8fb935a6aaaf5343664bfa1913769122a2c2dfea9e637f222d65ee1ac5b
[INFO] running `Command { std: "docker" "start" "-a" "3402c8fb935a6aaaf5343664bfa1913769122a2c2dfea9e637f222d65ee1ac5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting webassembly-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "3402c8fb935a6aaaf5343664bfa1913769122a2c2dfea9e637f222d65ee1ac5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3402c8fb935a6aaaf5343664bfa1913769122a2c2dfea9e637f222d65ee1ac5b", kill_on_drop: false }`
[INFO] [stdout] 3402c8fb935a6aaaf5343664bfa1913769122a2c2dfea9e637f222d65ee1ac5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 73339dcb2b97b3e101a8e7b4a11a4e6072a2073a2cdbeeecb3c60b438ae759f4
[INFO] running `Command { std: "docker" "start" "-a" "73339dcb2b97b3e101a8e7b4a11a4e6072a2073a2cdbeeecb3c60b438ae759f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting webassembly-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "73339dcb2b97b3e101a8e7b4a11a4e6072a2073a2cdbeeecb3c60b438ae759f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73339dcb2b97b3e101a8e7b4a11a4e6072a2073a2cdbeeecb3c60b438ae759f4", kill_on_drop: false }`
[INFO] [stdout] 73339dcb2b97b3e101a8e7b4a11a4e6072a2073a2cdbeeecb3c60b438ae759f4