[INFO] crate image2 0.11.3 is already in cache
[INFO] documenting image2-0.11.3 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate image2 0.11.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate image2 0.11.3 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate image2 0.11.3
[INFO] finished tweaking crates.io crate image2 0.11.3
[INFO] tweaked toml for crates.io crate image2 0.11.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 8fa40a6b32ca349c19a1dfb816e77c045ca419346dd206fa6fb290d549f484a3
[INFO] running `Command { std: "docker" "start" "-a" "8fa40a6b32ca349c19a1dfb816e77c045ca419346dd206fa6fb290d549f484a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa40a6b32ca349c19a1dfb816e77c045ca419346dd206fa6fb290d549f484a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa40a6b32ca349c19a1dfb816e77c045ca419346dd206fa6fb290d549f484a3", kill_on_drop: false }`
[INFO] [stdout] 8fa40a6b32ca349c19a1dfb816e77c045ca419346dd206fa6fb290d549f484a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4921d15a6be9443bcffe2e06336b70d091506916322ced14164d4215f54e88b
[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" "b4921d15a6be9443bcffe2e06336b70d091506916322ced14164d4215f54e88b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling image2 v0.11.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking euclid v0.20.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]  Documenting image2 v0.11.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.05s
[INFO] running `Command { std: "docker" "inspect" "b4921d15a6be9443bcffe2e06336b70d091506916322ced14164d4215f54e88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4921d15a6be9443bcffe2e06336b70d091506916322ced14164d4215f54e88b", kill_on_drop: false }`
[INFO] [stdout] b4921d15a6be9443bcffe2e06336b70d091506916322ced14164d4215f54e88b