[INFO] fetching crate ampere-fs 0.1.0-rc1...
[INFO] checking ampere-fs-0.1.0-rc1 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate ampere-fs 0.1.0-rc1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ampere-fs 0.1.0-rc1 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ampere-fs 0.1.0-rc1
[INFO] finished tweaking crates.io crate ampere-fs 0.1.0-rc1
[INFO] tweaked toml for crates.io crate ampere-fs 0.1.0-rc1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ampere-fs 0.1.0-rc1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 786566ed801f5efcca37b4e60f06d7089b9d8e36cdb96d6684a72d0b9e935781
[INFO] running `Command { std: "docker" "start" "-a" "786566ed801f5efcca37b4e60f06d7089b9d8e36cdb96d6684a72d0b9e935781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786566ed801f5efcca37b4e60f06d7089b9d8e36cdb96d6684a72d0b9e935781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786566ed801f5efcca37b4e60f06d7089b9d8e36cdb96d6684a72d0b9e935781", kill_on_drop: false }`
[INFO] [stdout] 786566ed801f5efcca37b4e60f06d7089b9d8e36cdb96d6684a72d0b9e935781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbc7359f35f9873f7ac611625a0000b80701de1e682681fb82399619a257bfc9
[INFO] running `Command { std: "docker" "start" "-a" "bbc7359f35f9873f7ac611625a0000b80701de1e682681fb82399619a257bfc9", kill_on_drop: false }`
[INFO] [stderr]     Checking ampere-fs v0.1.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "bbc7359f35f9873f7ac611625a0000b80701de1e682681fb82399619a257bfc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc7359f35f9873f7ac611625a0000b80701de1e682681fb82399619a257bfc9", kill_on_drop: false }`
[INFO] [stdout] bbc7359f35f9873f7ac611625a0000b80701de1e682681fb82399619a257bfc9