[INFO] cloning repository https://github.com/ssanderson/aoc2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ssanderson/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssanderson%2Faoc2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssanderson%2Faoc2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35d76ab9a1a3b9f50207662490500e53f3b17538
[INFO] testing ssanderson/aoc2019 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssanderson%2Faoc2019" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ssanderson/aoc2019 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ssanderson/aoc2019
[INFO] finished tweaking git repo https://github.com/ssanderson/aoc2019
[INFO] tweaked toml for git repo https://github.com/ssanderson/aoc2019 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ssanderson/aoc2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6f4318b3f575a5f524b1fd2fa203d696ce9fb822a2a06604c68ae2188868d74
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6f4318b3f575a5f524b1fd2fa203d696ce9fb822a2a06604c68ae2188868d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6f4318b3f575a5f524b1fd2fa203d696ce9fb822a2a06604c68ae2188868d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f4318b3f575a5f524b1fd2fa203d696ce9fb822a2a06604c68ae2188868d74", kill_on_drop: false }`
[INFO] [stdout] a6f4318b3f575a5f524b1fd2fa203d696ce9fb822a2a06604c68ae2188868d74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a75c6a6de7657ff527c1b2a772d2d4c05d244624a991b943409c2606597e30e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a75c6a6de7657ff527c1b2a772d2d4c05d244624a991b943409c2606597e30e", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/problem8.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         (self.width * self.height)
[INFO] [stdout]     |         ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 233 -         (self.width * self.height)
[INFO] [stdout] 233 +         self.width * self.height
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]    --> src/problem12.rs:437:9
[INFO] [stdout]     |
[INFO] [stdout] 437 |         state: [i64; 8],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> src/tree.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             start_to_root.split_off(n + 1);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "4a75c6a6de7657ff527c1b2a772d2d4c05d244624a991b943409c2606597e30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a75c6a6de7657ff527c1b2a772d2d4c05d244624a991b943409c2606597e30e", kill_on_drop: false }`
[INFO] [stdout] 4a75c6a6de7657ff527c1b2a772d2d4c05d244624a991b943409c2606597e30e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c28cc59d5ceb8dc4594319377bfc86687260355f5ced0f0de3b30d7a86269005
[INFO] running `Command { std: "docker" "start" "-a" "c28cc59d5ceb8dc4594319377bfc86687260355f5ced0f0de3b30d7a86269005", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/problem8.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         (self.width * self.height)
[INFO] [stdout]     |         ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 233 -         (self.width * self.height)
[INFO] [stdout] 233 +         self.width * self.height
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]    --> src/problem12.rs:437:9
[INFO] [stdout]     |
[INFO] [stdout] 437 |         state: [i64; 8],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> src/tree.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             start_to_root.split_off(n + 1);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "c28cc59d5ceb8dc4594319377bfc86687260355f5ced0f0de3b30d7a86269005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28cc59d5ceb8dc4594319377bfc86687260355f5ced0f0de3b30d7a86269005", kill_on_drop: false }`
[INFO] [stdout] c28cc59d5ceb8dc4594319377bfc86687260355f5ced0f0de3b30d7a86269005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3727d9912992a93ff42799bc41c0925d3266e8b5af530501159f18e90447a6aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3727d9912992a93ff42799bc41c0925d3266e8b5af530501159f18e90447a6aa", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/problem8.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         (self.width * self.height)
[INFO] [stderr]     |         ^                        ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 233 -         (self.width * self.height)
[INFO] [stderr] 233 +         self.width * self.height
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]    --> src/problem12.rs:437:9
[INFO] [stderr]     |
[INFO] [stderr] 437 |         state: [i64; 8],
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]   --> src/tree.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             start_to_root.split_off(n + 1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2019` (bin "aoc2019" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc2019-7d1f9f084ea5e77e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test intcode::tests::test_hundreds_digit ... ok
[INFO] [stdout] test problem10::tests::test_gcd ... ok
[INFO] [stdout] test utils::permute::test::test_5_to_10 ... ok
[INFO] [stdout] test intcode::tests::test_thousands_digit ... ok
[INFO] [stdout] test utils::permute::test::test_distinct_permutations ... ok
[INFO] [stdout] test utils::permute::test::test_distinct_permutations_6 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3727d9912992a93ff42799bc41c0925d3266e8b5af530501159f18e90447a6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3727d9912992a93ff42799bc41c0925d3266e8b5af530501159f18e90447a6aa", kill_on_drop: false }`
[INFO] [stdout] 3727d9912992a93ff42799bc41c0925d3266e8b5af530501159f18e90447a6aa