[INFO] updating cached repository brandonedens/advent-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/brandonedens/advent-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/brandonedens/advent-2018" "work/ex/beta-1.38-1/sources/1.37.0/gh/brandonedens/advent-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/brandonedens/advent-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/brandonedens/advent-2018" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brandonedens/advent-2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brandonedens/advent-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7efa2aa3c7c6280e4e4b46a386974cfe53e5dfeb
[INFO] sha for GitHub repo brandonedens/advent-2018: 7efa2aa3c7c6280e4e4b46a386974cfe53e5dfeb
[INFO] validating manifest of brandonedens/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 brandonedens/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 brandonedens/advent-2018
[INFO] finished frobbing brandonedens/advent-2018
[INFO] frobbed toml for brandonedens/advent-2018 written to work/ex/beta-1.38-1/sources/1.37.0/gh/brandonedens/advent-2018/Cargo.toml
[INFO] started frobbing brandonedens/advent-2018
[INFO] finished frobbing brandonedens/advent-2018
[INFO] frobbed toml for brandonedens/advent-2018 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brandonedens/advent-2018/Cargo.toml
[INFO] crate brandonedens/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] testing brandonedens/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-5/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/brandonedens/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] a21319a22e1a78655924eccd02b5ab05098bce875218ff0cee0268d982412490
[INFO] running `"docker" "start" "-a" "a21319a22e1a78655924eccd02b5ab05098bce875218ff0cee0268d982412490"`
[INFO] [stderr]    Compiling levenshtein v1.0.3
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/bin/day3.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/bin/day3.rs:154:62
[INFO] [stderr]     |
[INFO] [stderr] 154 |     if let Some((i, _)) = overlaps.iter().enumerate().find(|(i, b)| !*b) {
[INFO] [stderr]     |                                                              ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bin/day3.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(x: usize, y: usize) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `"docker" "inspect" "a21319a22e1a78655924eccd02b5ab05098bce875218ff0cee0268d982412490"`
[INFO] running `"docker" "rm" "-f" "a21319a22e1a78655924eccd02b5ab05098bce875218ff0cee0268d982412490"`
[INFO] [stdout] a21319a22e1a78655924eccd02b5ab05098bce875218ff0cee0268d982412490
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/brandonedens/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] 900645291b255412ce56ade25cfce71ec4ece1bb62551fb2c31a67b7160aa43e
[INFO] running `"docker" "start" "-a" "900645291b255412ce56ade25cfce71ec4ece1bb62551fb2c31a67b7160aa43e"`
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/bin/day3.rs:154:62
[INFO] [stderr]     |
[INFO] [stderr] 154 |     if let Some((i, _)) = overlaps.iter().enumerate().find(|(i, b)| !*b) {
[INFO] [stderr]     |                                                              ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bin/day3.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(x: usize, y: usize) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `"docker" "inspect" "900645291b255412ce56ade25cfce71ec4ece1bb62551fb2c31a67b7160aa43e"`
[INFO] running `"docker" "rm" "-f" "900645291b255412ce56ade25cfce71ec4ece1bb62551fb2c31a67b7160aa43e"`
[INFO] [stdout] 900645291b255412ce56ade25cfce71ec4ece1bb62551fb2c31a67b7160aa43e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/brandonedens/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] b3a922a0ecd078d98abed3d2873e6d156ec3aaf134be9cd56f7410dcb7688bbd
[INFO] running `"docker" "start" "-a" "b3a922a0ecd078d98abed3d2873e6d156ec3aaf134be9cd56f7410dcb7688bbd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day1-1e3c3dca3a5a5480
[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]      Running /opt/crater/target/debug/deps/day2-83a5b0fd6358fed4
[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]      Running /opt/crater/target/debug/deps/day3-7dff060dc5daee38
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_overlap ... ok
[INFO] [stdout] test tests::test_overlap2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day4-4da9e2c5e6db944f
[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]      Running /opt/crater/target/debug/deps/day5-4359e7b5e4f17570
[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]      Running /opt/crater/target/debug/deps/day6-bdd4d325b249714b
[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" "b3a922a0ecd078d98abed3d2873e6d156ec3aaf134be9cd56f7410dcb7688bbd"`
[INFO] running `"docker" "rm" "-f" "b3a922a0ecd078d98abed3d2873e6d156ec3aaf134be9cd56f7410dcb7688bbd"`
[INFO] [stdout] b3a922a0ecd078d98abed3d2873e6d156ec3aaf134be9cd56f7410dcb7688bbd