[INFO] crate showata 0.1.0 is already in cache
[INFO] extracting crate showata 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/showata/0.1.0
[INFO] extracting crate showata 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/showata/0.1.0
[INFO] validating manifest of showata-0.1.0 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 showata-0.1.0 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 showata-0.1.0
[INFO] finished frobbing showata-0.1.0
[INFO] frobbed toml for showata-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/showata/0.1.0/Cargo.toml
[INFO] started frobbing showata-0.1.0
[INFO] finished frobbing showata-0.1.0
[INFO] frobbed toml for showata-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/showata/0.1.0/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 showata-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/showata/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=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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] fd837503e19ec21b1aaf4bbc6932216f80108672fbbb27b9840ca6f1c7506079
[INFO] running `"docker" "start" "-a" "fd837503e19ec21b1aaf4bbc6932216f80108672fbbb27b9840ca6f1c7506079"`
[INFO] [stderr]    Compiling showata v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "fd837503e19ec21b1aaf4bbc6932216f80108672fbbb27b9840ca6f1c7506079"`
[INFO] running `"docker" "rm" "-f" "fd837503e19ec21b1aaf4bbc6932216f80108672fbbb27b9840ca6f1c7506079"`
[INFO] [stdout] fd837503e19ec21b1aaf4bbc6932216f80108672fbbb27b9840ca6f1c7506079
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/showata/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=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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3398840e646e4473dfbd5a952f674c37f9009ed3e8940ee75c31b2e5687368f1
[INFO] running `"docker" "start" "-a" "3398840e646e4473dfbd5a952f674c37f9009ed3e8940ee75c31b2e5687368f1"`
[INFO] [stderr]    Compiling showata v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `nalgebra`
[INFO] [stderr]  --> examples/sample_nalgebra.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use nalgebra as na;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `nalgebra` external crate
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `showata::Showable`
[INFO] [stderr]  --> examples/sample_nalgebra.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use showata::Showable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `showata`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3398840e646e4473dfbd5a952f674c37f9009ed3e8940ee75c31b2e5687368f1"`
[INFO] running `"docker" "rm" "-f" "3398840e646e4473dfbd5a952f674c37f9009ed3e8940ee75c31b2e5687368f1"`
[INFO] [stdout] 3398840e646e4473dfbd5a952f674c37f9009ed3e8940ee75c31b2e5687368f1