[INFO] cloning repository https://github.com/bossxl/advent_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bossxl/advent_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbossxl%2Fadvent_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbossxl%2Fadvent_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc52ceb38bb0f0b86c15c02a481c9715144df6b1
[INFO] testing bossxl/advent_2020 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbossxl%2Fadvent_2020" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bossxl/advent_2020 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bossxl/advent_2020
[INFO] finished tweaking git repo https://github.com/bossxl/advent_2020
[INFO] tweaked toml for git repo https://github.com/bossxl/advent_2020 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bossxl/advent_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded math v0.8.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa331eec54d62e40c762c1353ebb36b8bcd5c000ee9cce73e641fec9fc598b16
[INFO] running `Command { std: "docker" "start" "-a" "fa331eec54d62e40c762c1353ebb36b8bcd5c000ee9cce73e641fec9fc598b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa331eec54d62e40c762c1353ebb36b8bcd5c000ee9cce73e641fec9fc598b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa331eec54d62e40c762c1353ebb36b8bcd5c000ee9cce73e641fec9fc598b16", kill_on_drop: false }`
[INFO] [stdout] fa331eec54d62e40c762c1353ebb36b8bcd5c000ee9cce73e641fec9fc598b16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cf4559348ad81821bf10a52f423900d37145bd81abff09bbb78742c483ac317
[INFO] running `Command { std: "docker" "start" "-a" "6cf4559348ad81821bf10a52f423900d37145bd81abff09bbb78742c483ac317", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling math v0.8.11
[INFO] [stderr]    Compiling Y2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |   let mut count = 0;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Y2020` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `y2020`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sNumber` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let sNumber = command_parts[1].replace("+", "").replace("-", "");
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to snake case: `s_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.71s
[INFO] running `Command { std: "docker" "inspect" "6cf4559348ad81821bf10a52f423900d37145bd81abff09bbb78742c483ac317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf4559348ad81821bf10a52f423900d37145bd81abff09bbb78742c483ac317", kill_on_drop: false }`
[INFO] [stdout] 6cf4559348ad81821bf10a52f423900d37145bd81abff09bbb78742c483ac317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3e4403583e9ed713e23c287d1c8862f0a4941d73fc749853405b2c5f3329cee
[INFO] running `Command { std: "docker" "start" "-a" "b3e4403583e9ed713e23c287d1c8862f0a4941d73fc749853405b2c5f3329cee", kill_on_drop: false }`
[INFO] [stderr]    Compiling Y2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |   let mut count = 0;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Y2020` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `y2020`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sNumber` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let sNumber = command_parts[1].replace("+", "").replace("-", "");
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to snake case: `s_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b3e4403583e9ed713e23c287d1c8862f0a4941d73fc749853405b2c5f3329cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e4403583e9ed713e23c287d1c8862f0a4941d73fc749853405b2c5f3329cee", kill_on_drop: false }`
[INFO] [stdout] b3e4403583e9ed713e23c287d1c8862f0a4941d73fc749853405b2c5f3329cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8688c4f4f301864357ceecc1f9cdfab6d27a0480ba77bc7ad939bc4ae590f68
[INFO] running `Command { std: "docker" "start" "-a" "f8688c4f4f301864357ceecc1f9cdfab6d27a0480ba77bc7ad939bc4ae590f68", kill_on_drop: false }`
[INFO] [stderr] warning: variable `count` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:52:11
[INFO] [stderr]    |
[INFO] [stderr] 52 |   let mut count = 0;
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_count` instead
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Y2020` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `y2020`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `sNumber` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:7
[INFO] [stderr]    |
[INFO] [stderr] 32 |   let sNumber = command_parts[1].replace("+", "").replace("-", "");
[INFO] [stderr]    |       ^^^^^^^ help: convert the identifier to snake case: `s_number`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Y2020-fac72c813180ce05)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8688c4f4f301864357ceecc1f9cdfab6d27a0480ba77bc7ad939bc4ae590f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8688c4f4f301864357ceecc1f9cdfab6d27a0480ba77bc7ad939bc4ae590f68", kill_on_drop: false }`
[INFO] [stdout] f8688c4f4f301864357ceecc1f9cdfab6d27a0480ba77bc7ad939bc4ae590f68