[INFO] cloning repository https://github.com/WilliamBirdsall/cosino
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WilliamBirdsall/cosino" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilliamBirdsall%2Fcosino", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilliamBirdsall%2Fcosino'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07b8321dbc82369f29558cf6cf0f299bde7dc965
[INFO] testing WilliamBirdsall/cosino against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilliamBirdsall%2Fcosino" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WilliamBirdsall/cosino on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WilliamBirdsall/cosino
[INFO] finished tweaking git repo https://github.com/WilliamBirdsall/cosino
[INFO] tweaked toml for git repo https://github.com/WilliamBirdsall/cosino written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/WilliamBirdsall/cosino already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", 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] a2d567fbe0fc96a755fa8405c43b520ecc804939f57699b9f6520a94bfe84a52
[INFO] running `Command { std: "docker" "start" "-a" "a2d567fbe0fc96a755fa8405c43b520ecc804939f57699b9f6520a94bfe84a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2d567fbe0fc96a755fa8405c43b520ecc804939f57699b9f6520a94bfe84a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d567fbe0fc96a755fa8405c43b520ecc804939f57699b9f6520a94bfe84a52", kill_on_drop: false }`
[INFO] [stdout] a2d567fbe0fc96a755fa8405c43b520ecc804939f57699b9f6520a94bfe84a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4031f08100d15d614d812491f45b9044854affe255d0f21d9f9a652f0596740d
[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" "4031f08100d15d614d812491f45b9044854affe255d0f21d9f9a652f0596740d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling cosino v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Suit`
[INFO] [stdout]  --> src/gambler.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::card::{Card, Rank, Suit};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/blackjack_game.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for i in 0..num_of_cards {
[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/blackjack_game.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for i in 0..num_of_cards {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "4031f08100d15d614d812491f45b9044854affe255d0f21d9f9a652f0596740d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4031f08100d15d614d812491f45b9044854affe255d0f21d9f9a652f0596740d", kill_on_drop: false }`
[INFO] [stdout] 4031f08100d15d614d812491f45b9044854affe255d0f21d9f9a652f0596740d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e78ee81eb6b08e076237797bb1fdde9a595d0cf07d3a8b131115bdd0aa5d8fd
[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" "0e78ee81eb6b08e076237797bb1fdde9a595d0cf07d3a8b131115bdd0aa5d8fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cosino v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Suit`
[INFO] [stdout]  --> src/gambler.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::card::{Card, Rank, Suit};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/blackjack_game.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         for i in 0..num_of_cards {
[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/blackjack_game.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for i in 0..num_of_cards {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "0e78ee81eb6b08e076237797bb1fdde9a595d0cf07d3a8b131115bdd0aa5d8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e78ee81eb6b08e076237797bb1fdde9a595d0cf07d3a8b131115bdd0aa5d8fd", kill_on_drop: false }`
[INFO] [stdout] 0e78ee81eb6b08e076237797bb1fdde9a595d0cf07d3a8b131115bdd0aa5d8fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a4697b3031b760b7fff9737523620917c5f40132adf84e6cda0b05e3be1c6c6
[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" "1a4697b3031b760b7fff9737523620917c5f40132adf84e6cda0b05e3be1c6c6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Suit`
[INFO] [stderr]  --> src/gambler.rs:1:31
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::card::{Card, Rank, Suit};
[INFO] [stderr]   |                               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/blackjack_game.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |         for i in 0..num_of_cards {
[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/blackjack_game.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         for i in 0..num_of_cards {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cosino-5bea0d81be46ab6a
[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 `Command { std: "docker" "inspect" "1a4697b3031b760b7fff9737523620917c5f40132adf84e6cda0b05e3be1c6c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4697b3031b760b7fff9737523620917c5f40132adf84e6cda0b05e3be1c6c6", kill_on_drop: false }`
[INFO] [stdout] 1a4697b3031b760b7fff9737523620917c5f40132adf84e6cda0b05e3be1c6c6