[INFO] crate bit-vec 0.6.1 is already in cache
[INFO] checking bit-vec-0.6.1 against try#b19afc12c4f781e95f168f2fdea339c972f14ae2 for pr-64327
[INFO] extracting crate bit-vec 0.6.1 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate bit-vec 0.6.1 on toolchain b19afc12c4f781e95f168f2fdea339c972f14ae2-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bit-vec 0.6.1
[INFO] finished tweaking crates.io crate bit-vec 0.6.1
[INFO] tweaked toml for crates.io crate bit-vec 0.6.1 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 308e165be97b24529551cb3902f80e7d04fa09598a62028f860a8f321747ba62
[INFO] running `"docker" "start" "-a" "308e165be97b24529551cb3902f80e7d04fa09598a62028f860a8f321747ba62"`
[INFO] [stderr]     Checking bit-vec v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0464]: multiple matching crates for `rand`
[INFO] [stderr]   --> benches/bench.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | extern crate rand;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: candidates:
[INFO] [stderr]            crate `rand`: /opt/rustwide/rustup-home/toolchains/b19afc12c4f781e95f168f2fdea339c972f14ae2-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-096d152f53461d50.rlib
[INFO] [stderr]            crate `rand`: /opt/rustwide/rustup-home/toolchains/b19afc12c4f781e95f168f2fdea339c972f14ae2-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-54cd1545ae430f96.rlib
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `rand`
[INFO] [stderr]   --> benches/bench.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | extern crate rand;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `bit-vec`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "308e165be97b24529551cb3902f80e7d04fa09598a62028f860a8f321747ba62"`
[INFO] running `"docker" "rm" "-f" "308e165be97b24529551cb3902f80e7d04fa09598a62028f860a8f321747ba62"`
[INFO] [stdout] 308e165be97b24529551cb3902f80e7d04fa09598a62028f860a8f321747ba62