[INFO] crate err 0.0.8 is already in cache
[INFO] testing err-0.0.8 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate err 0.0.8 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate err 0.0.8 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate err 0.0.8
[INFO] finished tweaking crates.io crate err 0.0.8
[INFO] tweaked toml for crates.io crate err 0.0.8 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e52f4fcec3de8e4374fc185c3829c3f9cecd9dc73d3d34a2395634fe7d193b9e
[INFO] running `"docker" "start" "-a" "e52f4fcec3de8e4374fc185c3829c3f9cecd9dc73d3d34a2395634fe7d193b9e"`
[INFO] [stderr]    Compiling err v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "e52f4fcec3de8e4374fc185c3829c3f9cecd9dc73d3d34a2395634fe7d193b9e"`
[INFO] running `"docker" "rm" "-f" "e52f4fcec3de8e4374fc185c3829c3f9cecd9dc73d3d34a2395634fe7d193b9e"`
[INFO] [stdout] e52f4fcec3de8e4374fc185c3829c3f9cecd9dc73d3d34a2395634fe7d193b9e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 30de05c07d4b82dddad7c5a00aa622b8e1c47c5c881d3ad048e99279cd340469
[INFO] running `"docker" "start" "-a" "30de05c07d4b82dddad7c5a00aa622b8e1c47c5c881d3ad048e99279cd340469"`
[INFO] [stderr]    Compiling err v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         try!(Err("hi"))
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 |             try!(Err("hi"))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |             try!(Err("hi"))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "30de05c07d4b82dddad7c5a00aa622b8e1c47c5c881d3ad048e99279cd340469"`
[INFO] running `"docker" "rm" "-f" "30de05c07d4b82dddad7c5a00aa622b8e1c47c5c881d3ad048e99279cd340469"`
[INFO] [stdout] 30de05c07d4b82dddad7c5a00aa622b8e1c47c5c881d3ad048e99279cd340469
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] c18bbfe012e09416804fe75bf23da7d2f6160fb9bdf7a3b7f865854d96ce1808
[INFO] running `"docker" "start" "-a" "c18bbfe012e09416804fe75bf23da7d2f6160fb9bdf7a3b7f865854d96ce1808"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/err-40f263eb1521e2fb
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::ctrl::test ... ok
[INFO] [stdout] test test::auto::test ... ok
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests err
[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" "c18bbfe012e09416804fe75bf23da7d2f6160fb9bdf7a3b7f865854d96ce1808"`
[INFO] running `"docker" "rm" "-f" "c18bbfe012e09416804fe75bf23da7d2f6160fb9bdf7a3b7f865854d96ce1808"`
[INFO] [stdout] c18bbfe012e09416804fe75bf23da7d2f6160fb9bdf7a3b7f865854d96ce1808