[INFO] updating cached repository AmaranthineCodices/advent-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AmaranthineCodices/advent-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AmaranthineCodices/advent-2018" "work/ex/beta-1.38-1/sources/1.37.0/gh/AmaranthineCodices/advent-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AmaranthineCodices/advent-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AmaranthineCodices/advent-2018" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AmaranthineCodices/advent-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AmaranthineCodices/advent-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9fa093dcf65c34f80cb98d688c4f5479c75190c4
[INFO] sha for GitHub repo AmaranthineCodices/advent-2018: 9fa093dcf65c34f80cb98d688c4f5479c75190c4
[INFO] validating manifest of AmaranthineCodices/advent-2018 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 AmaranthineCodices/advent-2018 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 AmaranthineCodices/advent-2018
[INFO] finished frobbing AmaranthineCodices/advent-2018
[INFO] frobbed toml for AmaranthineCodices/advent-2018 written to work/ex/beta-1.38-1/sources/1.37.0/gh/AmaranthineCodices/advent-2018/Cargo.toml
[INFO] started frobbing AmaranthineCodices/advent-2018
[INFO] finished frobbing AmaranthineCodices/advent-2018
[INFO] frobbed toml for AmaranthineCodices/advent-2018 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AmaranthineCodices/advent-2018/Cargo.toml
[INFO] crate AmaranthineCodices/advent-2018 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing AmaranthineCodices/advent-2018 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-6/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/AmaranthineCodices/advent-2018:/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] ff8100b0e006fda8722794eea82efa14cf715059d137c8887f11a0bb8926c2b7
[INFO] running `"docker" "start" "-a" "ff8100b0e006fda8722794eea82efa14cf715059d137c8887f11a0bb8926c2b7"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let solvers: Vec<&Puzzle> = vec![
[INFO] [stderr]    |                       ^^^^^^ help: use `dyn`: `dyn Puzzle`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.14s
[INFO] running `"docker" "inspect" "ff8100b0e006fda8722794eea82efa14cf715059d137c8887f11a0bb8926c2b7"`
[INFO] running `"docker" "rm" "-f" "ff8100b0e006fda8722794eea82efa14cf715059d137c8887f11a0bb8926c2b7"`
[INFO] [stdout] ff8100b0e006fda8722794eea82efa14cf715059d137c8887f11a0bb8926c2b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/AmaranthineCodices/advent-2018:/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] 8e7d4a4aa89e9b39df5df49407b9772752185d383ddc1fc61ec6791318f8f12a
[INFO] running `"docker" "start" "-a" "8e7d4a4aa89e9b39df5df49407b9772752185d383ddc1fc61ec6791318f8f12a"`
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let solvers: Vec<&Puzzle> = vec![
[INFO] [stderr]    |                       ^^^^^^ help: use `dyn`: `dyn Puzzle`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "8e7d4a4aa89e9b39df5df49407b9772752185d383ddc1fc61ec6791318f8f12a"`
[INFO] running `"docker" "rm" "-f" "8e7d4a4aa89e9b39df5df49407b9772752185d383ddc1fc61ec6791318f8f12a"`
[INFO] [stdout] 8e7d4a4aa89e9b39df5df49407b9772752185d383ddc1fc61ec6791318f8f12a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/AmaranthineCodices/advent-2018:/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] 48dcbcbf92ab540011ff2436e014c238c7cea85ebc748ffee7caaed495956ab3
[INFO] running `"docker" "start" "-a" "48dcbcbf92ab540011ff2436e014c238c7cea85ebc748ffee7caaed495956ab3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_2018-bd218a73b9034e7b
[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" "48dcbcbf92ab540011ff2436e014c238c7cea85ebc748ffee7caaed495956ab3"`
[INFO] running `"docker" "rm" "-f" "48dcbcbf92ab540011ff2436e014c238c7cea85ebc748ffee7caaed495956ab3"`
[INFO] [stdout] 48dcbcbf92ab540011ff2436e014c238c7cea85ebc748ffee7caaed495956ab3