[INFO] updating cached repository https://github.com/rightfold/muon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57a1c2cdff8e206e37fae5fec5925f4550adeb31
[INFO] documenting rightfold/muon against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frightfold%2Fmuon" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rightfold/muon on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rightfold/muon
[INFO] finished tweaking git repo https://github.com/rightfold/muon
[INFO] tweaked toml for git repo https://github.com/rightfold/muon written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rightfold/muon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 8f77d74149f3b12234790c00a4f9a53a2ec1a2fb21fcb1651906536d2767ecf4
[INFO] running `Command { std: "docker" "start" "-a" "8f77d74149f3b12234790c00a4f9a53a2ec1a2fb21fcb1651906536d2767ecf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f77d74149f3b12234790c00a4f9a53a2ec1a2fb21fcb1651906536d2767ecf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f77d74149f3b12234790c00a4f9a53a2ec1a2fb21fcb1651906536d2767ecf4", kill_on_drop: false }`
[INFO] [stdout] 8f77d74149f3b12234790c00a4f9a53a2ec1a2fb21fcb1651906536d2767ecf4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f364fa590c60bc2390b3637530c5ba7aa23c9d97ca51d2db880dbc3fb13622
[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" "68f364fa590c60bc2390b3637530c5ba7aa23c9d97ca51d2db880dbc3fb13622", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking fallible-iterator v0.1.3
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking md5 v0.3.5
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]     Checking nodrop v0.1.10
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking postgres-protocol v0.3.1
[INFO] [stderr]     Checking postgres-shared v0.4.0
[INFO] [stderr]     Checking postgres v0.15.1
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]  Documenting muon v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.65s
[INFO] running `Command { std: "docker" "inspect" "68f364fa590c60bc2390b3637530c5ba7aa23c9d97ca51d2db880dbc3fb13622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f364fa590c60bc2390b3637530c5ba7aa23c9d97ca51d2db880dbc3fb13622", kill_on_drop: false }`
[INFO] [stdout] 68f364fa590c60bc2390b3637530c5ba7aa23c9d97ca51d2db880dbc3fb13622