[INFO] crate buf-ref-reader 0.3.0 is already in cache
[INFO] checking buf-ref-reader-0.3.0 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate buf-ref-reader 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate buf-ref-reader 0.3.0 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buf-ref-reader 0.3.0
[INFO] finished tweaking crates.io crate buf-ref-reader 0.3.0
[INFO] tweaked toml for crates.io crate buf-ref-reader 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "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] d10a69820d8aa64488591f9b892566f1a89383c143b09b00fddb7239153179d4
[INFO] running `Command { std: "docker" "start" "-a" "d10a69820d8aa64488591f9b892566f1a89383c143b09b00fddb7239153179d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d10a69820d8aa64488591f9b892566f1a89383c143b09b00fddb7239153179d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10a69820d8aa64488591f9b892566f1a89383c143b09b00fddb7239153179d4", kill_on_drop: false }`
[INFO] [stdout] d10a69820d8aa64488591f9b892566f1a89383c143b09b00fddb7239153179d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTFLAGS=--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" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "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] ab714964ce358ac45bf7445ebc2cc3963bb7fbe10abf5b5ffb98ccac6a2ca782
[INFO] running `Command { std: "docker" "start" "-a" "ab714964ce358ac45bf7445ebc2cc3963bb7fbe10abf5b5ffb98ccac6a2ca782", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking copy_in_place v0.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking slice-deque v0.1.16
[INFO] [stderr]     Checking buf-ref-reader v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "ab714964ce358ac45bf7445ebc2cc3963bb7fbe10abf5b5ffb98ccac6a2ca782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab714964ce358ac45bf7445ebc2cc3963bb7fbe10abf5b5ffb98ccac6a2ca782", kill_on_drop: false }`
[INFO] [stdout] ab714964ce358ac45bf7445ebc2cc3963bb7fbe10abf5b5ffb98ccac6a2ca782