[INFO] crate aoc 0.3.0 is already in cache
[INFO] extracting crate aoc 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/aoc/0.3.0
[INFO] extracting crate aoc 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/aoc/0.3.0
[INFO] validating manifest of aoc-0.3.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aoc-0.3.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aoc-0.3.0
[INFO] finished frobbing aoc-0.3.0
[INFO] frobbed toml for aoc-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/aoc/0.3.0/Cargo.toml
[INFO] started frobbing aoc-0.3.0
[INFO] finished frobbing aoc-0.3.0
[INFO] frobbed toml for aoc-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/aoc/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing aoc-0.3.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/aoc/0.3.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 77e9fe452ce8d3b93af690864233f43e230f3fa4c83021e0900520c91a2570c3
[INFO] running `"docker" "start" "-a" "77e9fe452ce8d3b93af690864233f43e230f3fa4c83021e0900520c91a2570c3"`
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling cachedir v0.1.1
[INFO] [stderr]    Compiling open v1.3.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling aoc_codegen v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling select v0.4.3
[INFO] [stderr]    Compiling aoc v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/leaderboard.rs:40:41
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn members<'a>(&'a self) -> Box<Iterator<Item=&'a Member> + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Member> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.40s
[INFO] running `"docker" "inspect" "77e9fe452ce8d3b93af690864233f43e230f3fa4c83021e0900520c91a2570c3"`
[INFO] running `"docker" "rm" "-f" "77e9fe452ce8d3b93af690864233f43e230f3fa4c83021e0900520c91a2570c3"`
[INFO] [stdout] 77e9fe452ce8d3b93af690864233f43e230f3fa4c83021e0900520c91a2570c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/aoc/0.3.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7f40bf25719f2cd335486f5c0cba220af51393ec1b7f4629278509ad73da0018
[INFO] running `"docker" "start" "-a" "7f40bf25719f2cd335486f5c0cba220af51393ec1b7f4629278509ad73da0018"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/leaderboard.rs:40:41
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn members<'a>(&'a self) -> Box<Iterator<Item=&'a Member> + 'a> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Member> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "7f40bf25719f2cd335486f5c0cba220af51393ec1b7f4629278509ad73da0018"`
[INFO] running `"docker" "rm" "-f" "7f40bf25719f2cd335486f5c0cba220af51393ec1b7f4629278509ad73da0018"`
[INFO] [stdout] 7f40bf25719f2cd335486f5c0cba220af51393ec1b7f4629278509ad73da0018
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/aoc/0.3.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3e4189a9d075c4df5a641f455d0b419fd99bce6c122f886dfdd6e717f64c8a12
[INFO] running `"docker" "start" "-a" "3e4189a9d075c4df5a641f455d0b419fd99bce6c122f886dfdd6e717f64c8a12"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc-590b356d87dc6c87
[INFO] [stderr]    Doc-tests aoc
[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] [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" "3e4189a9d075c4df5a641f455d0b419fd99bce6c122f886dfdd6e717f64c8a12"`
[INFO] running `"docker" "rm" "-f" "3e4189a9d075c4df5a641f455d0b419fd99bce6c122f886dfdd6e717f64c8a12"`
[INFO] [stdout] 3e4189a9d075c4df5a641f455d0b419fd99bce6c122f886dfdd6e717f64c8a12