[INFO] fetching crate merkle-sha3 0.1.0...
[INFO] extracting crate merkle-sha3 0.1.0 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/merkle-sha3/0.1.0
[INFO] extracting crate merkle-sha3 0.1.0 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/merkle-sha3/0.1.0
[INFO] validating manifest of merkle-sha3-0.1.0 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of merkle-sha3-0.1.0 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing merkle-sha3-0.1.0
[INFO] finished frobbing merkle-sha3-0.1.0
[INFO] frobbed toml for merkle-sha3-0.1.0 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/merkle-sha3/0.1.0/Cargo.toml
[INFO] started frobbing merkle-sha3-0.1.0
[INFO] finished frobbing merkle-sha3-0.1.0
[INFO] frobbed toml for merkle-sha3-0.1.0 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/merkle-sha3/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking merkle-sha3-0.1.0 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-6/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/merkle-sha3/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ebffe9f3b201be2492856f5916d94576446dccb0a84b37fff12d7dbd20acb62f
[INFO] running `"docker" "start" "-a" "ebffe9f3b201be2492856f5916d94576446dccb0a84b37fff12d7dbd20acb62f"`
[INFO] [stderr]     Checking merkle-sha3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0464]: multiple matching crates for `rand`
[INFO] [stderr]  --> benches/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate rand;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: candidates:
[INFO] [stderr]           crate `rand`: /opt/crater/rustup-home/toolchains/c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-3c22f4ea4b85118d.rlib
[INFO] [stderr]           crate `rand`: /opt/crater/rustup-home/toolchains/c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-e647b04ce76b3134.rlib
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `rand`
[INFO] [stderr]  --> benches/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate rand;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors occurred: E0463, E0464.
[INFO] [stderr] For more information about an error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `merkle-sha3`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ebffe9f3b201be2492856f5916d94576446dccb0a84b37fff12d7dbd20acb62f"`
[INFO] running `"docker" "rm" "-f" "ebffe9f3b201be2492856f5916d94576446dccb0a84b37fff12d7dbd20acb62f"`
[INFO] [stdout] ebffe9f3b201be2492856f5916d94576446dccb0a84b37fff12d7dbd20acb62f