[INFO] fetching crate esl01-minibytes 0.2.0...
[INFO] checking esl01-minibytes-0.2.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate esl01-minibytes 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate esl01-minibytes 0.2.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esl01-minibytes 0.2.0
[INFO] finished tweaking crates.io crate esl01-minibytes 0.2.0
[INFO] tweaked toml for crates.io crate esl01-minibytes 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] 24c98ca71ff7ee38fb8487231a09101da35b7ec45e6e94c4eb184b3cef96e34d
[INFO] running `Command { std: "docker" "start" "-a" "24c98ca71ff7ee38fb8487231a09101da35b7ec45e6e94c4eb184b3cef96e34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24c98ca71ff7ee38fb8487231a09101da35b7ec45e6e94c4eb184b3cef96e34d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c98ca71ff7ee38fb8487231a09101da35b7ec45e6e94c4eb184b3cef96e34d", kill_on_drop: false }`
[INFO] [stdout] 24c98ca71ff7ee38fb8487231a09101da35b7ec45e6e94c4eb184b3cef96e34d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 608f31641cdbafdc17227d7b70d78147ba3bf8a4ba9ecc9d3aefcc3898557099
[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" "608f31641cdbafdc17227d7b70d78147ba3bf8a4ba9ecc9d3aefcc3898557099", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking esl01-minibytes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `minibytes`
[INFO] [stdout]   --> benches/bytes.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | use minibytes::Bytes;
[INFO] [stdout]    |     ^^^^^^^^^ use of undeclared crate or module `minibytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esl01-minibytes`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "608f31641cdbafdc17227d7b70d78147ba3bf8a4ba9ecc9d3aefcc3898557099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608f31641cdbafdc17227d7b70d78147ba3bf8a4ba9ecc9d3aefcc3898557099", kill_on_drop: false }`
[INFO] [stdout] 608f31641cdbafdc17227d7b70d78147ba3bf8a4ba9ecc9d3aefcc3898557099