[INFO] updating cached repository https://github.com/TheNumerus/AoC2019
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3c8e3f8654008a14403d7231d1a2dddc3f49438f
[INFO] testing TheNumerus/AoC2019 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumerus%2FAoC2019" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheNumerus/AoC2019 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/TheNumerus/AoC2019
[INFO] finished tweaking git repo https://github.com/TheNumerus/AoC2019
[INFO] tweaked toml for git repo https://github.com/TheNumerus/AoC2019 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/TheNumerus/AoC2019 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6d42f3a4c73d64473713c4f131102fd25b2ee21d68f87868ed9ef18e7d24b92
[INFO] running `"docker" "start" "-a" "d6d42f3a4c73d64473713c4f131102fd25b2ee21d68f87868ed9ef18e7d24b92"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `min_layer` is assigned to, but never used
[INFO] [stderr]   --> src/day_8.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut min_layer = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_min_layer` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `min_layer` is never read
[INFO] [stderr]   --> src/day_8.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 min_layer = index;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `"docker" "inspect" "d6d42f3a4c73d64473713c4f131102fd25b2ee21d68f87868ed9ef18e7d24b92"`
[INFO] running `"docker" "rm" "-f" "d6d42f3a4c73d64473713c4f131102fd25b2ee21d68f87868ed9ef18e7d24b92"`
[INFO] [stdout] d6d42f3a4c73d64473713c4f131102fd25b2ee21d68f87868ed9ef18e7d24b92
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 00fa5d68f10da4c7af0f63c8eb40902dc39480154586c0e85916e32e1428172d
[INFO] running `"docker" "start" "-a" "00fa5d68f10da4c7af0f63c8eb40902dc39480154586c0e85916e32e1428172d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `min_layer` is assigned to, but never used
[INFO] [stderr]   --> src/day_8.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut min_layer = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_min_layer` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `min_layer` is never read
[INFO] [stderr]   --> src/day_8.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 min_layer = index;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable `min_layer` is assigned to, but never used
[INFO] [stderr]   --> src/day_8.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut min_layer = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_min_layer` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `min_layer` is never read
[INFO] [stderr]   --> src/day_8.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 min_layer = index;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "00fa5d68f10da4c7af0f63c8eb40902dc39480154586c0e85916e32e1428172d"`
[INFO] running `"docker" "rm" "-f" "00fa5d68f10da4c7af0f63c8eb40902dc39480154586c0e85916e32e1428172d"`
[INFO] [stdout] 00fa5d68f10da4c7af0f63c8eb40902dc39480154586c0e85916e32e1428172d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8399f76d18d8a07f859dc41704828f7a6986a7d9ebd636e3c7ed427205529c9
[INFO] running `"docker" "start" "-a" "b8399f76d18d8a07f859dc41704828f7a6986a7d9ebd636e3c7ed427205529c9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variable `min_layer` is assigned to, but never used
[INFO] [stderr]   --> src/day_8.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut min_layer = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_min_layer` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `min_layer` is never read
[INFO] [stderr]   --> src/day_8.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 min_layer = index;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable `min_layer` is assigned to, but never used
[INFO] [stderr]   --> src/day_8.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut min_layer = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_min_layer` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `min_layer` is never read
[INFO] [stderr]   --> src/day_8.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 min_layer = index;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_2019-a034e6d46887bdbc
[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/rustwide/target/debug/deps/advent_2019-00faa7226f3dfc81
[INFO] [stderr]    Doc-tests advent_2019
[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" "b8399f76d18d8a07f859dc41704828f7a6986a7d9ebd636e3c7ed427205529c9"`
[INFO] running `"docker" "rm" "-f" "b8399f76d18d8a07f859dc41704828f7a6986a7d9ebd636e3c7ed427205529c9"`
[INFO] [stdout] b8399f76d18d8a07f859dc41704828f7a6986a7d9ebd636e3c7ed427205529c9