[INFO] updating cached repository TheOZoneBE/lambda-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TheOZoneBE/lambda-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TheOZoneBE/lambda-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/TheOZoneBE/lambda-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TheOZoneBE/lambda-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheOZoneBE/lambda-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheOZoneBE/lambda-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheOZoneBE/lambda-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe5751dd26b60fd511f2213e4ea961214170f146
[INFO] sha for GitHub repo TheOZoneBE/lambda-rs: fe5751dd26b60fd511f2213e4ea961214170f146
[INFO] validating manifest of TheOZoneBE/lambda-rs 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 TheOZoneBE/lambda-rs 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 TheOZoneBE/lambda-rs
[INFO] finished frobbing TheOZoneBE/lambda-rs
[INFO] frobbed toml for TheOZoneBE/lambda-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/TheOZoneBE/lambda-rs/Cargo.toml
[INFO] started frobbing TheOZoneBE/lambda-rs
[INFO] finished frobbing TheOZoneBE/lambda-rs
[INFO] frobbed toml for TheOZoneBE/lambda-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheOZoneBE/lambda-rs/Cargo.toml
[INFO] crate TheOZoneBE/lambda-rs 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 TheOZoneBE/lambda-rs 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TheOZoneBE/lambda-rs:/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] f2dc2030ae2c29ac6a63801d97b5f7f094baf739f23a6998f6c6626f83d8e25c
[INFO] running `"docker" "start" "-a" "f2dc2030ae2c29ac6a63801d97b5f7f094baf739f23a6998f6c6626f83d8e25c"`
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling lambda-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:22:52
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn read_file(path: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `recursive_print`
[INFO] [stderr]   --> src/main.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn recursive_print(pair: Pair<'_, Rule>, level: usize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.14s
[INFO] running `"docker" "inspect" "f2dc2030ae2c29ac6a63801d97b5f7f094baf739f23a6998f6c6626f83d8e25c"`
[INFO] running `"docker" "rm" "-f" "f2dc2030ae2c29ac6a63801d97b5f7f094baf739f23a6998f6c6626f83d8e25c"`
[INFO] [stdout] f2dc2030ae2c29ac6a63801d97b5f7f094baf739f23a6998f6c6626f83d8e25c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TheOZoneBE/lambda-rs:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4563c115ae19561213e627580f371dd8d608cf88ce83f50c60a8a7e6c5a9ab73
[INFO] running `"docker" "start" "-a" "4563c115ae19561213e627580f371dd8d608cf88ce83f50c60a8a7e6c5a9ab73"`
[INFO] [stderr]    Compiling lambda-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:22:52
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn read_file(path: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `recursive_print`
[INFO] [stderr]   --> src/main.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn recursive_print(pair: Pair<'_, Rule>, level: usize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "4563c115ae19561213e627580f371dd8d608cf88ce83f50c60a8a7e6c5a9ab73"`
[INFO] running `"docker" "rm" "-f" "4563c115ae19561213e627580f371dd8d608cf88ce83f50c60a8a7e6c5a9ab73"`
[INFO] [stdout] 4563c115ae19561213e627580f371dd8d608cf88ce83f50c60a8a7e6c5a9ab73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TheOZoneBE/lambda-rs:/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" "test" "--frozen"`
[INFO] [stdout] 830bff04d3e94ee194a463a5831f44a1de7c5053c2914f0a260c85f23d22400c
[INFO] running `"docker" "start" "-a" "830bff04d3e94ee194a463a5831f44a1de7c5053c2914f0a260c85f23d22400c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lambda_rs-3d5bb0d0a87d0fde
[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] [stderr]      Running /opt/crater/target/debug/deps/lambda_rs-a2c7bc3c73e849b8
[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] [stderr]      Running /opt/crater/target/debug/deps/examples-91ea12f6e50194a1
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test evaluate_examples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lambda-rs
[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" "830bff04d3e94ee194a463a5831f44a1de7c5053c2914f0a260c85f23d22400c"`
[INFO] running `"docker" "rm" "-f" "830bff04d3e94ee194a463a5831f44a1de7c5053c2914f0a260c85f23d22400c"`
[INFO] [stdout] 830bff04d3e94ee194a463a5831f44a1de7c5053c2914f0a260c85f23d22400c