[INFO] updating cached repository aakamenov/monkey-lang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aakamenov/monkey-lang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aakamenov/monkey-lang" "work/ex/beta-1.38-1/sources/1.37.0/gh/aakamenov/monkey-lang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aakamenov/monkey-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aakamenov/monkey-lang" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aakamenov/monkey-lang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aakamenov/monkey-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ba24efb0dbc622ef0c90d463022ddc3c755051b4
[INFO] sha for GitHub repo aakamenov/monkey-lang: ba24efb0dbc622ef0c90d463022ddc3c755051b4
[INFO] validating manifest of aakamenov/monkey-lang 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 aakamenov/monkey-lang 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 aakamenov/monkey-lang
[INFO] finished frobbing aakamenov/monkey-lang
[INFO] frobbed toml for aakamenov/monkey-lang written to work/ex/beta-1.38-1/sources/1.37.0/gh/aakamenov/monkey-lang/Cargo.toml
[INFO] started frobbing aakamenov/monkey-lang
[INFO] finished frobbing aakamenov/monkey-lang
[INFO] frobbed toml for aakamenov/monkey-lang written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aakamenov/monkey-lang/Cargo.toml
[INFO] crate aakamenov/monkey-lang 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 aakamenov/monkey-lang 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-6/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/aakamenov/monkey-lang:/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] db80d2828ec656b564bbcc1eff54d996653424c3306d574a5d14344898ce250b
[INFO] running `"docker" "start" "-a" "db80d2828ec656b564bbcc1eff54d996653424c3306d574a5d14344898ce250b"`
[INFO] [stderr]    Compiling monkey-lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 if next_line.trim_right() == "exit" {
[INFO] [stderr]    |                              ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "db80d2828ec656b564bbcc1eff54d996653424c3306d574a5d14344898ce250b"`
[INFO] running `"docker" "rm" "-f" "db80d2828ec656b564bbcc1eff54d996653424c3306d574a5d14344898ce250b"`
[INFO] [stdout] db80d2828ec656b564bbcc1eff54d996653424c3306d574a5d14344898ce250b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/aakamenov/monkey-lang:/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] 38b12d39652b40cc2ba346d271d8f99bae7872ac5063500514d399c19c54b946
[INFO] running `"docker" "start" "-a" "38b12d39652b40cc2ba346d271d8f99bae7872ac5063500514d399c19c54b946"`
[INFO] [stderr]    Compiling monkey-lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 if next_line.trim_right() == "exit" {
[INFO] [stderr]    |                              ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "38b12d39652b40cc2ba346d271d8f99bae7872ac5063500514d399c19c54b946"`
[INFO] running `"docker" "rm" "-f" "38b12d39652b40cc2ba346d271d8f99bae7872ac5063500514d399c19c54b946"`
[INFO] [stdout] 38b12d39652b40cc2ba346d271d8f99bae7872ac5063500514d399c19c54b946
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/aakamenov/monkey-lang:/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] 5ec2df67ebe81a2b324e7caad6c98f59c033b9614d37903854537240679cfc86
[INFO] running `"docker" "start" "-a" "5ec2df67ebe81a2b324e7caad6c98f59c033b9614d37903854537240679cfc86"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/monkey_lang-6c0ce744938adc07
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexer::tests::next_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5ec2df67ebe81a2b324e7caad6c98f59c033b9614d37903854537240679cfc86"`
[INFO] running `"docker" "rm" "-f" "5ec2df67ebe81a2b324e7caad6c98f59c033b9614d37903854537240679cfc86"`
[INFO] [stdout] 5ec2df67ebe81a2b324e7caad6c98f59c033b9614d37903854537240679cfc86