[INFO] updating cached repository https://github.com/mayhewj/lox
[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] ffc764b5f35e40a67ddf92072826a6e9d9d40f1b
[INFO] testing mayhewj/lox against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayhewj%2Flox" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mayhewj/lox 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 git repo https://github.com/mayhewj/lox
[INFO] finished tweaking git repo https://github.com/mayhewj/lox
[INFO] tweaked toml for git repo https://github.com/mayhewj/lox written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mayhewj/lox already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 7876b1f2c39a418f9c237e7ffa717aa854231ba74187be53e8637a44f4d0b28f
[INFO] running `"docker" "start" "-a" "7876b1f2c39a418f9c237e7ffa717aa854231ba74187be53e8637a44f4d0b28f"`
[INFO] [stderr]    Compiling termcolor v0.3.3
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling env_logger v0.5.2
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runtime/lox_callable.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl fmt::Display for LoxCallable {
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[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/runtime/value.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Callable(Rc<LoxCallable>),
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runtime/value.rs:28:45
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn into_callable(self) -> Option<Rc<LoxCallable>> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:27:40
[INFO] [stderr]    |
[INFO] [stderr] 27 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `"docker" "inspect" "7876b1f2c39a418f9c237e7ffa717aa854231ba74187be53e8637a44f4d0b28f"`
[INFO] running `"docker" "rm" "-f" "7876b1f2c39a418f9c237e7ffa717aa854231ba74187be53e8637a44f4d0b28f"`
[INFO] [stdout] 7876b1f2c39a418f9c237e7ffa717aa854231ba74187be53e8637a44f4d0b28f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] eec50817ef5e5588002856ffc967b8540957f1075e7dab4cb33b6678655f4c22
[INFO] running `"docker" "start" "-a" "eec50817ef5e5588002856ffc967b8540957f1075e7dab4cb33b6678655f4c22"`
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runtime/lox_callable.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl fmt::Display for LoxCallable {
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[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/runtime/value.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Callable(Rc<LoxCallable>),
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runtime/value.rs:28:45
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn into_callable(self) -> Option<Rc<LoxCallable>> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:27:40
[INFO] [stderr]    |
[INFO] [stderr] 27 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "eec50817ef5e5588002856ffc967b8540957f1075e7dab4cb33b6678655f4c22"`
[INFO] running `"docker" "rm" "-f" "eec50817ef5e5588002856ffc967b8540957f1075e7dab4cb33b6678655f4c22"`
[INFO] [stdout] eec50817ef5e5588002856ffc967b8540957f1075e7dab4cb33b6678655f4c22
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 8fb6043e41a3da92f562066a6f12879dbd6656fc033079a865f3045e6f28aff9
[INFO] running `"docker" "start" "-a" "8fb6043e41a3da92f562066a6f12879dbd6656fc033079a865f3045e6f28aff9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lox-9dc143dd696b8d0b
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test scanner::tests::identifier ... ok
[INFO] [stdout] test scanner::tests::number ... ok
[INFO] [stdout] test scanner::tests::conditional ... ok
[INFO] [stdout] test scanner::tests::print ... ok
[INFO] [stdout] test scanner::tests::string ... 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" "8fb6043e41a3da92f562066a6f12879dbd6656fc033079a865f3045e6f28aff9"`
[INFO] running `"docker" "rm" "-f" "8fb6043e41a3da92f562066a6f12879dbd6656fc033079a865f3045e6f28aff9"`
[INFO] [stdout] 8fb6043e41a3da92f562066a6f12879dbd6656fc033079a865f3045e6f28aff9