[INFO] fetching crate bencher-macro 0.1.1...
[INFO] documenting bencher-macro-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate bencher-macro 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bencher-macro 0.1.1 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 bencher-macro 0.1.1
[INFO] finished tweaking crates.io crate bencher-macro 0.1.1
[INFO] tweaked toml for crates.io crate bencher-macro 0.1.1 written to /workspace/builds/worker-4/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] 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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c712c7b4c824ee4937e007d82e98825fcba14144fee6f38070c4defe661711c9
[INFO] running `Command { std: "docker" "start" "-a" "c712c7b4c824ee4937e007d82e98825fcba14144fee6f38070c4defe661711c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c712c7b4c824ee4937e007d82e98825fcba14144fee6f38070c4defe661711c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c712c7b4c824ee4937e007d82e98825fcba14144fee6f38070c4defe661711c9", kill_on_drop: false }`
[INFO] [stdout] c712c7b4c824ee4937e007d82e98825fcba14144fee6f38070c4defe661711c9
[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" "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] 307e8ca438238143a5d581902198562c09b0b9eb7a0f08a3f98fa8733ed1996e
[INFO] running `Command { std: "docker" "start" "-a" "307e8ca438238143a5d581902198562c09b0b9eb7a0f08a3f98fa8733ed1996e", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking proc-macro2 v1.0.39
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking syn v1.0.95
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]  Documenting bencher-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.09s
[INFO] running `Command { std: "docker" "inspect" "307e8ca438238143a5d581902198562c09b0b9eb7a0f08a3f98fa8733ed1996e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307e8ca438238143a5d581902198562c09b0b9eb7a0f08a3f98fa8733ed1996e", kill_on_drop: false }`
[INFO] [stdout] 307e8ca438238143a5d581902198562c09b0b9eb7a0f08a3f98fa8733ed1996e
[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" "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] 09a79d872a7de54f4c30fd46a7364e57b71158e336226ed1e6c3981e124396ea
[INFO] running `Command { std: "docker" "start" "-a" "09a79d872a7de54f4c30fd46a7364e57b71158e336226ed1e6c3981e124396ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]  Documenting bencher-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.99s
[INFO] running `Command { std: "docker" "inspect" "09a79d872a7de54f4c30fd46a7364e57b71158e336226ed1e6c3981e124396ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a79d872a7de54f4c30fd46a7364e57b71158e336226ed1e6c3981e124396ea", kill_on_drop: false }`
[INFO] [stdout] 09a79d872a7de54f4c30fd46a7364e57b71158e336226ed1e6c3981e124396ea