[INFO] cloning repository https://github.com/BrokenShell/rust_dice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrokenShell/rust_dice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrokenShell%2Frust_dice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrokenShell%2Frust_dice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f78407a350eb9481bccb276af8e690e50d77e00f
[INFO] testing BrokenShell/rust_dice against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrokenShell%2Frust_dice" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrokenShell/rust_dice on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrokenShell/rust_dice
[INFO] finished tweaking git repo https://github.com/BrokenShell/rust_dice
[INFO] tweaked toml for git repo https://github.com/BrokenShell/rust_dice written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/BrokenShell/rust_dice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fa09bb426a73c61225556e67963b16f610b6e05ffa8f4029db053cf23b31a3e
[INFO] running `Command { std: "docker" "start" "-a" "3fa09bb426a73c61225556e67963b16f610b6e05ffa8f4029db053cf23b31a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fa09bb426a73c61225556e67963b16f610b6e05ffa8f4029db053cf23b31a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa09bb426a73c61225556e67963b16f610b6e05ffa8f4029db053cf23b31a3e", kill_on_drop: false }`
[INFO] [stdout] 3fa09bb426a73c61225556e67963b16f610b6e05ffa8f4029db053cf23b31a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 263100ff9b775cd1c7203eb1773d435c7dbbc30b121a4a9997c3c73077551908
[INFO] running `Command { std: "docker" "start" "-a" "263100ff9b775cd1c7203eb1773d435c7dbbc30b121a4a9997c3c73077551908", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cute v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rust_dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "263100ff9b775cd1c7203eb1773d435c7dbbc30b121a4a9997c3c73077551908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263100ff9b775cd1c7203eb1773d435c7dbbc30b121a4a9997c3c73077551908", kill_on_drop: false }`
[INFO] [stdout] 263100ff9b775cd1c7203eb1773d435c7dbbc30b121a4a9997c3c73077551908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 576b894ac404b5c6242bdcf7130e3db1a5f44658c8cc4b4e9a070ce507799290
[INFO] running `Command { std: "docker" "start" "-a" "576b894ac404b5c6242bdcf7130e3db1a5f44658c8cc4b4e9a070ce507799290", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_dice-cccc6f5a694744e0)
[INFO] running `Command { std: "docker" "inspect" "576b894ac404b5c6242bdcf7130e3db1a5f44658c8cc4b4e9a070ce507799290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576b894ac404b5c6242bdcf7130e3db1a5f44658c8cc4b4e9a070ce507799290", kill_on_drop: false }`
[INFO] [stdout] 576b894ac404b5c6242bdcf7130e3db1a5f44658c8cc4b4e9a070ce507799290
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9bfaf3b370d777f6fdb046238b43ad340cd5ee89c89f94468ecb70f7859f028
[INFO] running `Command { std: "docker" "start" "-a" "e9bfaf3b370d777f6fdb046238b43ad340cd5ee89c89f94468ecb70f7859f028", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/dice.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/dice.rs:20:35
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_dice` (bin "rust_dice" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_dice-cccc6f5a694744e0)
[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" "e9bfaf3b370d777f6fdb046238b43ad340cd5ee89c89f94468ecb70f7859f028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9bfaf3b370d777f6fdb046238b43ad340cd5ee89c89f94468ecb70f7859f028", kill_on_drop: false }`
[INFO] [stdout] e9bfaf3b370d777f6fdb046238b43ad340cd5ee89c89f94468ecb70f7859f028