[INFO] fetching crate fera-unionfind 0.1.0...
[INFO] checking fera-unionfind-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate fera-unionfind 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fera-unionfind 0.1.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera-unionfind 0.1.0
[INFO] finished tweaking crates.io crate fera-unionfind 0.1.0
[INFO] tweaked toml for crates.io crate fera-unionfind 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] b99225edf2110068db0e3f10a5e7d2f963548c09c44bdd808183df047f881d6a
[INFO] running `Command { std: "docker" "start" "-a" "b99225edf2110068db0e3f10a5e7d2f963548c09c44bdd808183df047f881d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b99225edf2110068db0e3f10a5e7d2f963548c09c44bdd808183df047f881d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99225edf2110068db0e3f10a5e7d2f963548c09c44bdd808183df047f881d6a", kill_on_drop: false }`
[INFO] [stdout] b99225edf2110068db0e3f10a5e7d2f963548c09c44bdd808183df047f881d6a
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47a5fba11604ba5a632b6b02037d29b4d1c750719a85d3cc999ba61d47488a6d
[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" "47a5fba11604ba5a632b6b02037d29b4d1c750719a85d3cc999ba61d47488a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking fera-unionfind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-bidi v0.3.3
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking version-sync v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `Command { std: "docker" "inspect" "47a5fba11604ba5a632b6b02037d29b4d1c750719a85d3cc999ba61d47488a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a5fba11604ba5a632b6b02037d29b4d1c750719a85d3cc999ba61d47488a6d", kill_on_drop: false }`
[INFO] [stdout] 47a5fba11604ba5a632b6b02037d29b4d1c750719a85d3cc999ba61d47488a6d