[INFO] fetching crate load_feature_bc 0.1.2...
[INFO] checking load_feature_bc-0.1.2 against beta for pr-78714
[INFO] extracting crate load_feature_bc 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate load_feature_bc 0.1.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate load_feature_bc 0.1.2
[INFO] finished tweaking crates.io crate load_feature_bc 0.1.2
[INFO] tweaked toml for crates.io crate load_feature_bc 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io_utils v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 211e7fee05bc6ce1776aa30e207fc61b5d4a4d00a99cd28d9df19fea6c00ec21
[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" "211e7fee05bc6ce1776aa30e207fc61b5d4a4d00a99cd28d9df19fea6c00ec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "211e7fee05bc6ce1776aa30e207fc61b5d4a4d00a99cd28d9df19fea6c00ec21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211e7fee05bc6ce1776aa30e207fc61b5d4a4d00a99cd28d9df19fea6c00ec21", kill_on_drop: false }`
[INFO] [stdout] 211e7fee05bc6ce1776aa30e207fc61b5d4a4d00a99cd28d9df19fea6c00ec21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 3b2f25bffe87bb747cf73f52f95f8f02ac698f8d4f3c35041574c9236f698a12
[INFO] running `Command { std: "docker" "start" "-a" "3b2f25bffe87bb747cf73f52f95f8f02ac698f8d4f3c35041574c9236f698a12", kill_on_drop: false }`
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking vector_utils v0.1.3
[INFO] [stderr]     Checking string_utils v0.1.1
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking io_utils v0.2.6
[INFO] [stderr]     Checking load_feature_bc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.14s
[INFO] running `Command { std: "docker" "inspect" "3b2f25bffe87bb747cf73f52f95f8f02ac698f8d4f3c35041574c9236f698a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2f25bffe87bb747cf73f52f95f8f02ac698f8d4f3c35041574c9236f698a12", kill_on_drop: false }`
[INFO] [stdout] 3b2f25bffe87bb747cf73f52f95f8f02ac698f8d4f3c35041574c9236f698a12