[INFO] crate libb2-sys 0.0.1 is already in cache
[INFO] extracting crate libb2-sys 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/libb2-sys/0.0.1
[INFO] extracting crate libb2-sys 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libb2-sys/0.0.1
[INFO] validating manifest of libb2-sys-0.0.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libb2-sys-0.0.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libb2-sys-0.0.1
[INFO] finished frobbing libb2-sys-0.0.1
[INFO] frobbed toml for libb2-sys-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libb2-sys/0.0.1/Cargo.toml
[INFO] started frobbing libb2-sys-0.0.1
[INFO] finished frobbing libb2-sys-0.0.1
[INFO] frobbed toml for libb2-sys-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libb2-sys/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing libb2-sys-0.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libb2-sys/0.0.1:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4a7ec50d84de7d40f1f39344cb5b49a2375c5e211eccdfc1e473e2f135c52c3a
[INFO] running `"docker" "start" "-a" "4a7ec50d84de7d40f1f39344cb5b49a2375c5e211eccdfc1e473e2f135c52c3a"`
[INFO] [stderr]    Compiling libb2-sys v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0061]: this function takes 0 parameters but 1 parameter was supplied
[INFO] [stderr]   --> build.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let src = PathBuf::new(&env::var("CARGO_MANIFEST_DIR").unwrap()).join("libb2-0.96");
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 0 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 0 parameters but 1 parameter was supplied
[INFO] [stderr]   --> build.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let dst = PathBuf::new(&env::var("OUT_DIR").unwrap());
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 0 parameters
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `FileNotFound` found for type `std::io::ErrorKind` in the current scope
[INFO] [stderr]   --> build.rs:35:46
[INFO] [stderr]    |
[INFO] [stderr] 35 |         Err(ref e) if e.kind() == ErrorKind::FileNotFound => {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^
[INFO] [stderr]    |                                              |
[INFO] [stderr]    |                                              variant or associated item not found in `std::io::ErrorKind`
[INFO] [stderr]    |                                              help: there is a variant with a similar name: `NotFound`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: Could not compile `libb2-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4a7ec50d84de7d40f1f39344cb5b49a2375c5e211eccdfc1e473e2f135c52c3a"`
[INFO] running `"docker" "rm" "-f" "4a7ec50d84de7d40f1f39344cb5b49a2375c5e211eccdfc1e473e2f135c52c3a"`
[INFO] [stdout] 4a7ec50d84de7d40f1f39344cb5b49a2375c5e211eccdfc1e473e2f135c52c3a