[INFO] cloning repository https://github.com/benjaminboxler/DiceRoll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benjaminboxler/DiceRoll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminboxler%2FDiceRoll", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminboxler%2FDiceRoll'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 489333852fb1012cd7a0a69c6b0e0ed098e737af
[INFO] testing benjaminboxler/DiceRoll against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminboxler%2FDiceRoll" "/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/benjaminboxler/DiceRoll 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/benjaminboxler/DiceRoll
[INFO] finished tweaking git repo https://github.com/benjaminboxler/DiceRoll
[INFO] tweaked toml for git repo https://github.com/benjaminboxler/DiceRoll written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/benjaminboxler/DiceRoll 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] 933e11a7de1f52d060478fa06f8a15a56d9f83e66da52529e89527ae0077dd7c
[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" "933e11a7de1f52d060478fa06f8a15a56d9f83e66da52529e89527ae0077dd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933e11a7de1f52d060478fa06f8a15a56d9f83e66da52529e89527ae0077dd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933e11a7de1f52d060478fa06f8a15a56d9f83e66da52529e89527ae0077dd7c", kill_on_drop: false }`
[INFO] [stdout] 933e11a7de1f52d060478fa06f8a15a56d9f83e66da52529e89527ae0077dd7c
[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] 63621bf5903eefd2191ccc0e7f122b4748b243904471c5f652bcf2663b5b8f60
[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" "63621bf5903eefd2191ccc0e7f122b4748b243904471c5f652bcf2663b5b8f60", kill_on_drop: false }`
[INFO] [stderr]    Compiling dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout]    |                                                  ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 13 -             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout] 13 +             values = input.trim().split("d").map(|x| x.parse().unwrap()).collect();
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "63621bf5903eefd2191ccc0e7f122b4748b243904471c5f652bcf2663b5b8f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63621bf5903eefd2191ccc0e7f122b4748b243904471c5f652bcf2663b5b8f60", kill_on_drop: false }`
[INFO] [stdout] 63621bf5903eefd2191ccc0e7f122b4748b243904471c5f652bcf2663b5b8f60
[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] [stdout] 5ddc7a4567a78cf835e6bd3873185b8ed24a4bdefdf777eb6cefd4e98e8791ac
[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" "5ddc7a4567a78cf835e6bd3873185b8ed24a4bdefdf777eb6cefd4e98e8791ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout]    |                                                  ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 13 -             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout] 13 +             values = input.trim().split("d").map(|x| x.parse().unwrap()).collect();
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "5ddc7a4567a78cf835e6bd3873185b8ed24a4bdefdf777eb6cefd4e98e8791ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddc7a4567a78cf835e6bd3873185b8ed24a4bdefdf777eb6cefd4e98e8791ac", kill_on_drop: false }`
[INFO] [stdout] 5ddc7a4567a78cf835e6bd3873185b8ed24a4bdefdf777eb6cefd4e98e8791ac
[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] af5e4b5f5b90b1ad9bfd47c4b79df5f4e47cb861ae6d20443fd926ed1119feb1
[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" "af5e4b5f5b90b1ad9bfd47c4b79df5f4e47cb861ae6d20443fd926ed1119feb1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:13:50
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 13 |             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout] 
[INFO] [stderr]    |                                                  ^                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 13 -             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stderr] 13 +             values = input.trim().split("d").map(|x| x.parse().unwrap()).collect();
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `dice` (bin "dice" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dice-d54fc2b9a0af22ca)
[INFO] running `Command { std: "docker" "inspect" "af5e4b5f5b90b1ad9bfd47c4b79df5f4e47cb861ae6d20443fd926ed1119feb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5e4b5f5b90b1ad9bfd47c4b79df5f4e47cb861ae6d20443fd926ed1119feb1", kill_on_drop: false }`
[INFO] [stdout] af5e4b5f5b90b1ad9bfd47c4b79df5f4e47cb861ae6d20443fd926ed1119feb1