[INFO] fetching crate derive-error-chain 0.11.2...
[INFO] documenting derive-error-chain-0.11.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate derive-error-chain 0.11.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate derive-error-chain 0.11.2 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive-error-chain 0.11.2
[INFO] finished tweaking crates.io crate derive-error-chain 0.11.2
[INFO] tweaked toml for crates.io crate derive-error-chain 0.11.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 234307e025617193973063073cf4a8bdd277208d4cf00d8ea3a9b70b2eaea703
[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" "234307e025617193973063073cf4a8bdd277208d4cf00d8ea3a9b70b2eaea703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "234307e025617193973063073cf4a8bdd277208d4cf00d8ea3a9b70b2eaea703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234307e025617193973063073cf4a8bdd277208d4cf00d8ea3a9b70b2eaea703", kill_on_drop: false }`
[INFO] [stdout] 234307e025617193973063073cf4a8bdd277208d4cf00d8ea3a9b70b2eaea703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 011172377b7a0b5404647aede97b8e9ba064b3c66edf8ec41622c971cac45ef2
[INFO] running `Command { std: "docker" "start" "-a" "011172377b7a0b5404647aede97b8e9ba064b3c66edf8ec41622c971cac45ef2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking syntex_fmt_macros v0.5.0
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]  Documenting derive-error-chain v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "011172377b7a0b5404647aede97b8e9ba064b3c66edf8ec41622c971cac45ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011172377b7a0b5404647aede97b8e9ba064b3c66edf8ec41622c971cac45ef2", kill_on_drop: false }`
[INFO] [stdout] 011172377b7a0b5404647aede97b8e9ba064b3c66edf8ec41622c971cac45ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 176068759be632053f2a90195eb2b23e7a59dfd17db9166af085eb4714701916
[INFO] running `Command { std: "docker" "start" "-a" "176068759be632053f2a90195eb2b23e7a59dfd17db9166af085eb4714701916", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking syntex_fmt_macros v0.5.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]  Documenting derive-error-chain v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "176068759be632053f2a90195eb2b23e7a59dfd17db9166af085eb4714701916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176068759be632053f2a90195eb2b23e7a59dfd17db9166af085eb4714701916", kill_on_drop: false }`
[INFO] [stdout] 176068759be632053f2a90195eb2b23e7a59dfd17db9166af085eb4714701916