[INFO] updating cached repository https://github.com/Bestra/lox-rs
[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] 0534ee5bf78d44d8ed0b13be864ceb16a664f4c0
[INFO] testing Bestra/lox-rs against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-rs" "work/builds/worker-11/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bestra/lox-rs 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/Bestra/lox-rs
[INFO] finished tweaking git repo https://github.com/Bestra/lox-rs
[INFO] tweaked toml for git repo https://github.com/Bestra/lox-rs written to work/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Bestra/lox-rs 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/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] 526602787e8651b2e7434ae18253e4b3c84cc9c69749bbcbc9918600e05ac8e1
[INFO] running `"docker" "start" "-a" "526602787e8651b2e7434ae18253e4b3c84cc9c69749bbcbc9918600e05ac8e1"`
[INFO] [stderr]    Compiling rprompt v1.0.3
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]  --> src/scanner.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 |         '0'...'9' => true,
[INFO] [stderr]   |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/scanner.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |         'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/scanner.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 |         'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:300:44
[INFO] [stderr]     |
[INFO] [stderr] 300 | fn into_callable(e: LoxValue) -> Option<Rc<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/lox_value.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn(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/lox_callable.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl fmt::Display for LoxCallable {
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let mut interpreter = Interpreter::new();
[INFO] [stderr]    |                 ----^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "526602787e8651b2e7434ae18253e4b3c84cc9c69749bbcbc9918600e05ac8e1"`
[INFO] running `"docker" "rm" "-f" "526602787e8651b2e7434ae18253e4b3c84cc9c69749bbcbc9918600e05ac8e1"`
[INFO] [stdout] 526602787e8651b2e7434ae18253e4b3c84cc9c69749bbcbc9918600e05ac8e1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-11/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] b4d3e8a1f4d4f344a4ab694328ef02db92c796ee726daf730510f7538f19510f
[INFO] running `"docker" "start" "-a" "b4d3e8a1f4d4f344a4ab694328ef02db92c796ee726daf730510f7538f19510f"`
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `Scanner`
[INFO] [stderr]    --> src/scanner.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |     use Scanner;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         no `Scanner` in the root
[INFO] [stderr]     |         help: a similar name exists in the module: `scanner`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `TokenType`
[INFO] [stderr]    --> src/scanner.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |     use TokenType;
[INFO] [stderr]     |         ^^^^^^^^^ no `TokenType` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]  --> src/scanner.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 |         '0'...'9' => true,
[INFO] [stderr]   |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/scanner.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |         'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]    |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/scanner.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 |         'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interpreter.rs:300:44
[INFO] [stderr]     |
[INFO] [stderr] 300 | fn into_callable(e: LoxValue) -> Option<Rc<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/lox_value.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn(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/lox_callable.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl fmt::Display for LoxCallable {
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn LoxCallable`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let mut interpreter = Interpreter::new();
[INFO] [stderr]    |                 ----^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `lox`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b4d3e8a1f4d4f344a4ab694328ef02db92c796ee726daf730510f7538f19510f"`
[INFO] running `"docker" "rm" "-f" "b4d3e8a1f4d4f344a4ab694328ef02db92c796ee726daf730510f7538f19510f"`
[INFO] [stdout] b4d3e8a1f4d4f344a4ab694328ef02db92c796ee726daf730510f7538f19510f