[INFO] fetching crate fera-unionfind 0.1.0...
[INFO] checking fera-unionfind-0.1.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate fera-unionfind 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fera-unionfind 0.1.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version-sync v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d1e19dc08db6ea9fde81994485d0ec26576e86429b2f568d3fdd58cf633bc89
[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" "2d1e19dc08db6ea9fde81994485d0ec26576e86429b2f568d3fdd58cf633bc89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d1e19dc08db6ea9fde81994485d0ec26576e86429b2f568d3fdd58cf633bc89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1e19dc08db6ea9fde81994485d0ec26576e86429b2f568d3fdd58cf633bc89", kill_on_drop: false }`
[INFO] [stdout] 2d1e19dc08db6ea9fde81994485d0ec26576e86429b2f568d3fdd58cf633bc89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d177835b48b596a7aeb7e21f898c346f26dc78b52390a8e87de7a545199364cd
[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" "d177835b48b596a7aeb7e21f898c346f26dc78b52390a8e87de7a545199364cd", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking fera-unionfind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.3
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking unicode-normalization v0.1.14
[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 11.85s
[INFO] running `Command { std: "docker" "inspect" "d177835b48b596a7aeb7e21f898c346f26dc78b52390a8e87de7a545199364cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d177835b48b596a7aeb7e21f898c346f26dc78b52390a8e87de7a545199364cd", kill_on_drop: false }`
[INFO] [stdout] d177835b48b596a7aeb7e21f898c346f26dc78b52390a8e87de7a545199364cd