[INFO] updating cached repository mamidon/rlox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mamidon/rlox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mamidon/rlox" "work/ex/beta-1.38-1/sources/1.37.0/gh/mamidon/rlox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mamidon/rlox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mamidon/rlox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mamidon/rlox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mamidon/rlox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fbeeb29db044b62e252b1b4719ecc026c1a16963
[INFO] sha for GitHub repo mamidon/rlox: fbeeb29db044b62e252b1b4719ecc026c1a16963
[INFO] validating manifest of mamidon/rlox 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 mamidon/rlox 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 mamidon/rlox
[INFO] finished frobbing mamidon/rlox
[INFO] frobbed toml for mamidon/rlox written to work/ex/beta-1.38-1/sources/1.37.0/gh/mamidon/rlox/Cargo.toml
[INFO] started frobbing mamidon/rlox
[INFO] finished frobbing mamidon/rlox
[INFO] frobbed toml for mamidon/rlox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mamidon/rlox/Cargo.toml
[INFO] crate mamidon/rlox 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 mamidon/rlox against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mamidon/rlox:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1c0d340310a3127845656e39b7a905cbaa4755232c7d26a7ed0700b9b75a520e
[INFO] running `"docker" "start" "-a" "1c0d340310a3127845656e39b7a905cbaa4755232c7d26a7ed0700b9b75a520e"`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/scanning/seq.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[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/scanning/seq.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/runtime.rs:191:74
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "1c0d340310a3127845656e39b7a905cbaa4755232c7d26a7ed0700b9b75a520e"`
[INFO] running `"docker" "rm" "-f" "1c0d340310a3127845656e39b7a905cbaa4755232c7d26a7ed0700b9b75a520e"`
[INFO] [stdout] 1c0d340310a3127845656e39b7a905cbaa4755232c7d26a7ed0700b9b75a520e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mamidon/rlox:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 392f434b7b3bc42d8b8587ce34584d62b2ed7a1665422ddeee02e3c5a3a490f6
[INFO] running `"docker" "start" "-a" "392f434b7b3bc42d8b8587ce34584d62b2ed7a1665422ddeee02e3c5a3a490f6"`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/scanning/seq.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: &'a mut Iterator<Item=T>,
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[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/scanning/seq.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(source: &'a mut Iterator<Item=T>) -> CharacterSequence<'a, T> {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/runtime.rs:191:74
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn binary_numbers_action(left: &LoxValue, right: &LoxValue, action: &Fn(f64, f64) -> f64)
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `"docker" "inspect" "392f434b7b3bc42d8b8587ce34584d62b2ed7a1665422ddeee02e3c5a3a490f6"`
[INFO] running `"docker" "rm" "-f" "392f434b7b3bc42d8b8587ce34584d62b2ed7a1665422ddeee02e3c5a3a490f6"`
[INFO] [stdout] 392f434b7b3bc42d8b8587ce34584d62b2ed7a1665422ddeee02e3c5a3a490f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mamidon/rlox:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1df5625c6c743801a05243cf0e0e251603202dd1162bd09a8f65b5d3c5746257
[INFO] running `"docker" "start" "-a" "1df5625c6c743801a05243cf0e0e251603202dd1162bd09a8f65b5d3c5746257"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rlox-9acddc7010de36c8
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test scanning::tests::scanner_ignores_whitespace ... ok
[INFO] [stdout] test scanning::tests::scanner_ignore_comments_at_file_end ... ok
[INFO] [stdout] test scanning::tests::scanner_ignore_comments ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_peek_ahead_shows_item_after_next_to_be_returned ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_peek_next_shows_next_item_to_be_returned ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_iterates_in_correct_order ... ok
[INFO] [stdout] test scanning::seq::tests::sequence_maintains_previous_item_when_iteration_complete ... ok
[INFO] [stdout] test scanning::tests::scanner_recognizes_double_character_tokens ... ok
[INFO] [stdout] test scanning::tests::scanner_recognizes_single_character_tokens ... ok
[INFO] [stdout] test scanning::tests::scanner_finds_string_literals ... test scanning::tests::scanner_finds_string_literals has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "1df5625c6c743801a05243cf0e0e251603202dd1162bd09a8f65b5d3c5746257"`
[INFO] running `"docker" "rm" "-f" "1df5625c6c743801a05243cf0e0e251603202dd1162bd09a8f65b5d3c5746257"`
[INFO] [stdout] 1df5625c6c743801a05243cf0e0e251603202dd1162bd09a8f65b5d3c5746257