[INFO] updating cached repository https://github.com/dcoxall/maze
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 7938ae86ac3e6239f3dc42b1a88e704f9ffc24c7
[INFO] testing dcoxall/maze against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcoxall%2Fmaze" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dcoxall/maze on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dcoxall/maze
[INFO] finished tweaking git repo https://github.com/dcoxall/maze
[INFO] tweaked toml for git repo https://github.com/dcoxall/maze written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dcoxall/maze already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "build" "--frozen"`
[INFO] [stdout] da1c719c050cc950677c2965c3650773a7c47cd3185b6320a227a3465252ac26
[INFO] running `"docker" "start" "-a" "da1c719c050cc950677c2965c3650773a7c47cd3185b6320a227a3465252ac26"`
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let maze: Box<Iterator<Item=Grid>> = match m.value_of("algorithm") {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Grid>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.62s
[INFO] running `"docker" "inspect" "da1c719c050cc950677c2965c3650773a7c47cd3185b6320a227a3465252ac26"`
[INFO] running `"docker" "rm" "-f" "da1c719c050cc950677c2965c3650773a7c47cd3185b6320a227a3465252ac26"`
[INFO] [stdout] da1c719c050cc950677c2965c3650773a7c47cd3185b6320a227a3465252ac26
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1ea05612251442e0afd316fa1e73486e5403b9f584887a516cd9c14a1d829703
[INFO] running `"docker" "start" "-a" "1ea05612251442e0afd316fa1e73486e5403b9f584887a516cd9c14a1d829703"`
[INFO] [stderr]    Compiling maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let maze: Box<Iterator<Item=Grid>> = match m.value_of("algorithm") {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Grid>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "1ea05612251442e0afd316fa1e73486e5403b9f584887a516cd9c14a1d829703"`
[INFO] running `"docker" "rm" "-f" "1ea05612251442e0afd316fa1e73486e5403b9f584887a516cd9c14a1d829703"`
[INFO] [stdout] 1ea05612251442e0afd316fa1e73486e5403b9f584887a516cd9c14a1d829703
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 92765e067c5dbe2dabfff61f739da183a7cf9bf744713456083741ee9d7003e9
[INFO] running `"docker" "start" "-a" "92765e067c5dbe2dabfff61f739da183a7cf9bf744713456083741ee9d7003e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/maze-9d2eeb9c691f8ef4
[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" "92765e067c5dbe2dabfff61f739da183a7cf9bf744713456083741ee9d7003e9"`
[INFO] running `"docker" "rm" "-f" "92765e067c5dbe2dabfff61f739da183a7cf9bf744713456083741ee9d7003e9"`
[INFO] [stdout] 92765e067c5dbe2dabfff61f739da183a7cf9bf744713456083741ee9d7003e9