[INFO] updating cached repository schoeppl/take_it_easy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/schoeppl/take_it_easy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/schoeppl/take_it_easy" "work/ex/beta-1.37-6/sources/1.36.0/gh/schoeppl/take_it_easy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/schoeppl/take_it_easy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/schoeppl/take_it_easy" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/schoeppl/take_it_easy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/schoeppl/take_it_easy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7914fcd85ea5780938d6ffd2dcc0e005516a236b
[INFO] sha for GitHub repo schoeppl/take_it_easy: 7914fcd85ea5780938d6ffd2dcc0e005516a236b
[INFO] validating manifest of schoeppl/take_it_easy on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of schoeppl/take_it_easy on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing schoeppl/take_it_easy
[INFO] finished frobbing schoeppl/take_it_easy
[INFO] frobbed toml for schoeppl/take_it_easy written to work/ex/beta-1.37-6/sources/1.36.0/gh/schoeppl/take_it_easy/Cargo.toml
[INFO] started frobbing schoeppl/take_it_easy
[INFO] finished frobbing schoeppl/take_it_easy
[INFO] frobbed toml for schoeppl/take_it_easy written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/schoeppl/take_it_easy/Cargo.toml
[INFO] crate schoeppl/take_it_easy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing schoeppl/take_it_easy against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/schoeppl/take_it_easy:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 850a720a72bac926610ce91f7f45aca93b2bae9c1ed2dbbb222e96b0cf6145ac
[INFO] running `"docker" "start" "-a" "850a720a72bac926610ce91f7f45aca93b2bae9c1ed2dbbb222e96b0cf6145ac"`
[INFO] [stderr]    Compiling rustc-test v0.3.0
[INFO] [stderr]    Compiling take_it_easy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::sync::mpsc::channel;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `"docker" "inspect" "850a720a72bac926610ce91f7f45aca93b2bae9c1ed2dbbb222e96b0cf6145ac"`
[INFO] running `"docker" "rm" "-f" "850a720a72bac926610ce91f7f45aca93b2bae9c1ed2dbbb222e96b0cf6145ac"`
[INFO] [stdout] 850a720a72bac926610ce91f7f45aca93b2bae9c1ed2dbbb222e96b0cf6145ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/schoeppl/take_it_easy:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 39847c84965ca04edb05c2d68138041f1323df114a28b184285f89084ac7bc62
[INFO] running `"docker" "start" "-a" "39847c84965ca04edb05c2d68138041f1323df114a28b184285f89084ac7bc62"`
[INFO] [stderr]    Compiling take_it_easy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::mpsc::channel`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::sync::mpsc::channel;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "39847c84965ca04edb05c2d68138041f1323df114a28b184285f89084ac7bc62"`
[INFO] running `"docker" "rm" "-f" "39847c84965ca04edb05c2d68138041f1323df114a28b184285f89084ac7bc62"`
[INFO] [stdout] 39847c84965ca04edb05c2d68138041f1323df114a28b184285f89084ac7bc62
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/schoeppl/take_it_easy:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 43e5f7c105e06702dcc77e39280a0482f930a2fb50427892df73e3f9e7d9ed0e
[INFO] running `"docker" "start" "-a" "43e5f7c105e06702dcc77e39280a0482f930a2fb50427892df73e3f9e7d9ed0e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/take_it_easy-b50c3a03a391c06b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "43e5f7c105e06702dcc77e39280a0482f930a2fb50427892df73e3f9e7d9ed0e"`
[INFO] running `"docker" "rm" "-f" "43e5f7c105e06702dcc77e39280a0482f930a2fb50427892df73e3f9e7d9ed0e"`
[INFO] [stdout] 43e5f7c105e06702dcc77e39280a0482f930a2fb50427892df73e3f9e7d9ed0e