[INFO] crate aoc 0.3.0 is already in cache
[INFO] extracting crate aoc 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/aoc/0.3.0
[INFO] extracting crate aoc 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/aoc/0.3.0
[INFO] validating manifest of aoc-0.3.0 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 aoc-0.3.0 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 aoc-0.3.0
[INFO] finished frobbing aoc-0.3.0
[INFO] frobbed toml for aoc-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/aoc/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing aoc-0.3.0 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-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 566f67f8efc91d2fd66d8b0dbedae8d2311152f419319fff0909595ee3fa8b31
[INFO] running `"docker" "start" "-a" "566f67f8efc91d2fd66d8b0dbedae8d2311152f419319fff0909595ee3fa8b31"`
[INFO] [stderr]    Compiling cachedir v0.1.1
[INFO] [stderr]    Compiling aoc_codegen v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[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 21.19s
[INFO] running `"docker" "inspect" "566f67f8efc91d2fd66d8b0dbedae8d2311152f419319fff0909595ee3fa8b31"`
[INFO] running `"docker" "rm" "-f" "566f67f8efc91d2fd66d8b0dbedae8d2311152f419319fff0909595ee3fa8b31"`
[INFO] [stdout] 566f67f8efc91d2fd66d8b0dbedae8d2311152f419319fff0909595ee3fa8b31
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] aaf20091a9883aff5fda59e1c4b1ac8168d52d7ac4415f717fd0547dc657e47d
[INFO] running `"docker" "start" "-a" "aaf20091a9883aff5fda59e1c4b1ac8168d52d7ac4415f717fd0547dc657e47d"`
[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 2.30s
[INFO] running `"docker" "inspect" "aaf20091a9883aff5fda59e1c4b1ac8168d52d7ac4415f717fd0547dc657e47d"`
[INFO] running `"docker" "rm" "-f" "aaf20091a9883aff5fda59e1c4b1ac8168d52d7ac4415f717fd0547dc657e47d"`
[INFO] [stdout] aaf20091a9883aff5fda59e1c4b1ac8168d52d7ac4415f717fd0547dc657e47d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 38168b224c8420418373142e4eba59dfa27bbe5366170f52195f006f31364ca9
[INFO] running `"docker" "start" "-a" "38168b224c8420418373142e4eba59dfa27bbe5366170f52195f006f31364ca9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aoc-29f0ee1a12c901ee
[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] [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] running `"docker" "inspect" "38168b224c8420418373142e4eba59dfa27bbe5366170f52195f006f31364ca9"`
[INFO] running `"docker" "rm" "-f" "38168b224c8420418373142e4eba59dfa27bbe5366170f52195f006f31364ca9"`
[INFO] [stdout] 38168b224c8420418373142e4eba59dfa27bbe5366170f52195f006f31364ca9