[INFO] updating cached repository https://github.com/yupferris/butterball
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a3d5876a03fe4a9a8db1f732060646ba9db9c281
[INFO] testing yupferris/butterball against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fbutterball" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yupferris/butterball on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yupferris/butterball
[INFO] finished tweaking git repo https://github.com/yupferris/butterball
[INFO] tweaked toml for git repo https://github.com/yupferris/butterball written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/yupferris/butterball already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] cbdf8ea57050803deeb052165530afea337c2544cdfa81aa6603621ace874862
[INFO] running `"docker" "start" "-a" "cbdf8ea57050803deeb052165530afea337c2544cdfa81aa6603621ace874862"`
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling nom v1.1.0
[INFO] [stderr]    Compiling minifb v0.3.1
[INFO] [stderr]    Compiling dylib v0.0.1
[INFO] [stderr]    Compiling x11-dl v2.2.1
[INFO] [stderr]    Compiling butterball v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/impls.rs:17:23
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub function: Box<Fn(&mut Context, &[Value]) -> Value>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Context, &[Value]) -> Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/impls.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |         function: Box<Fn(&mut Context, &[Value]) -> Value>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Context, &[Value]) -> Value`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `"docker" "inspect" "cbdf8ea57050803deeb052165530afea337c2544cdfa81aa6603621ace874862"`
[INFO] running `"docker" "rm" "-f" "cbdf8ea57050803deeb052165530afea337c2544cdfa81aa6603621ace874862"`
[INFO] [stdout] cbdf8ea57050803deeb052165530afea337c2544cdfa81aa6603621ace874862
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1a6a5d1eeca56632a7e30c127ed4a1ac82549f45fbeb3aef82448e743de4f4a0
[INFO] running `"docker" "start" "-a" "1a6a5d1eeca56632a7e30c127ed4a1ac82549f45fbeb3aef82448e743de4f4a0"`
[INFO] [stderr]    Compiling butterball v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/impls.rs:17:23
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub function: Box<Fn(&mut Context, &[Value]) -> Value>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Context, &[Value]) -> Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/impls.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |         function: Box<Fn(&mut Context, &[Value]) -> Value>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Context, &[Value]) -> Value`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `"docker" "inspect" "1a6a5d1eeca56632a7e30c127ed4a1ac82549f45fbeb3aef82448e743de4f4a0"`
[INFO] running `"docker" "rm" "-f" "1a6a5d1eeca56632a7e30c127ed4a1ac82549f45fbeb3aef82448e743de4f4a0"`
[INFO] [stdout] 1a6a5d1eeca56632a7e30c127ed4a1ac82549f45fbeb3aef82448e743de4f4a0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] d22732ad2f72141bcbaa64ae4aef70dd671cf8482d5953acb55737fae6d7edf1
[INFO] running `"docker" "start" "-a" "d22732ad2f72141bcbaa64ae4aef70dd671cf8482d5953acb55737fae6d7edf1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/butterball-92503fa8445ffb6d
[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" "d22732ad2f72141bcbaa64ae4aef70dd671cf8482d5953acb55737fae6d7edf1"`
[INFO] running `"docker" "rm" "-f" "d22732ad2f72141bcbaa64ae4aef70dd671cf8482d5953acb55737fae6d7edf1"`
[INFO] [stdout] d22732ad2f72141bcbaa64ae4aef70dd671cf8482d5953acb55737fae6d7edf1