[INFO] updating cached repository zezulka/employees
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zezulka/employees
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zezulka/employees" "work/ex/beta-1.38-1/sources/1.37.0/gh/zezulka/employees"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zezulka/employees'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zezulka/employees" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zezulka/employees"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zezulka/employees'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2ae569c7e72da285be5f44c9a189be55a2c5e56d
[INFO] sha for GitHub repo zezulka/employees: 2ae569c7e72da285be5f44c9a189be55a2c5e56d
[INFO] validating manifest of zezulka/employees 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 zezulka/employees 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 zezulka/employees
[INFO] finished frobbing zezulka/employees
[INFO] frobbed toml for zezulka/employees written to work/ex/beta-1.38-1/sources/1.37.0/gh/zezulka/employees/Cargo.toml
[INFO] started frobbing zezulka/employees
[INFO] finished frobbing zezulka/employees
[INFO] frobbed toml for zezulka/employees written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zezulka/employees/Cargo.toml
[INFO] crate zezulka/employees already has a lockfile, it will not be regenerated
[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 zezulka/employees 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-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zezulka/employees:/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] f80c0f453be6d206308153bb10b7fa144d0918a8e96606f33ed3011cde5c5c63
[INFO] running `"docker" "start" "-a" "f80c0f453be6d206308153bb10b7fa144d0918a8e96606f33ed3011cde5c5c63"`
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling employees v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/main.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     name : String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stderr]    --> src/main.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |         input.trim();
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `"docker" "inspect" "f80c0f453be6d206308153bb10b7fa144d0918a8e96606f33ed3011cde5c5c63"`
[INFO] running `"docker" "rm" "-f" "f80c0f453be6d206308153bb10b7fa144d0918a8e96606f33ed3011cde5c5c63"`
[INFO] [stdout] f80c0f453be6d206308153bb10b7fa144d0918a8e96606f33ed3011cde5c5c63
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zezulka/employees:/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] 3c925bc2554e31e820e362b00fb53738fb55ab65558023de03b7e37823f0597b
[INFO] running `"docker" "start" "-a" "3c925bc2554e31e820e362b00fb53738fb55ab65558023de03b7e37823f0597b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling employees v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/main.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     name : String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::str::<impl str>::trim` that must be used
[INFO] [stderr]    --> src/main.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |         input.trim();
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this returns the trimmed string as a slice, without modifying the original
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "3c925bc2554e31e820e362b00fb53738fb55ab65558023de03b7e37823f0597b"`
[INFO] running `"docker" "rm" "-f" "3c925bc2554e31e820e362b00fb53738fb55ab65558023de03b7e37823f0597b"`
[INFO] [stdout] 3c925bc2554e31e820e362b00fb53738fb55ab65558023de03b7e37823f0597b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zezulka/employees:/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"`
[INFO] [stdout] ff3e9eac5facedd4bd4a06a699aec241b076c1cefa3fe472625864a7c6bbef86
[INFO] running `"docker" "start" "-a" "ff3e9eac5facedd4bd4a06a699aec241b076c1cefa3fe472625864a7c6bbef86"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/employees-88e16c437e5bf204
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::empty_command ... ok
[INFO] [stdout] test tests::company_one_employee ... ok
[INFO] [stdout] test tests::company_many_employees ... ok
[INFO] [stdout] test tests::illegal_command ... ok
[INFO] [stdout] test tests::empty_company ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ff3e9eac5facedd4bd4a06a699aec241b076c1cefa3fe472625864a7c6bbef86"`
[INFO] running `"docker" "rm" "-f" "ff3e9eac5facedd4bd4a06a699aec241b076c1cefa3fe472625864a7c6bbef86"`
[INFO] [stdout] ff3e9eac5facedd4bd4a06a699aec241b076c1cefa3fe472625864a7c6bbef86