[INFO] fetching crate blackjack 0.1.1...
[INFO] checking blackjack-0.1.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate blackjack 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate blackjack 0.1.1 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blackjack 0.1.1
[INFO] finished tweaking crates.io crate blackjack 0.1.1
[INFO] tweaked toml for crates.io crate blackjack 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate blackjack 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] 449eaa204539b717625ece7cd6c6cd4b61e28b447fc98dada3674de57f5fdeed
[INFO] running `Command { std: "docker" "start" "-a" "449eaa204539b717625ece7cd6c6cd4b61e28b447fc98dada3674de57f5fdeed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "449eaa204539b717625ece7cd6c6cd4b61e28b447fc98dada3674de57f5fdeed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449eaa204539b717625ece7cd6c6cd4b61e28b447fc98dada3674de57f5fdeed", kill_on_drop: false }`
[INFO] [stdout] 449eaa204539b717625ece7cd6c6cd4b61e28b447fc98dada3674de57f5fdeed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--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] 5a03a7f5a3b69620ac54f50ccf326c1fb557eadbd563a3e38e581cc001c92696
[INFO] running `Command { std: "docker" "start" "-a" "5a03a7f5a3b69620ac54f50ccf326c1fb557eadbd563a3e38e581cc001c92696", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking blackjack v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]   --> lib/card.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 37 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 38 |       #[repr(C)]
[INFO] [stdout] 39 | /     pub struct Deck {
[INFO] [stdout] 40 | |         cards: Vec<Card>,
[INFO] [stdout] 41 | |         deck_count: usize,
[INFO] [stdout] 42 | |         card_index: usize
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____- not a function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]   --> lib/player.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 21 |       #[derive(Clone)]
[INFO] [stdout] 22 | /     pub struct Player {
[INFO] [stdout] 23 | |         name: String,
[INFO] [stdout] 24 | |         is_dealer: bool,
[INFO] [stdout] 25 | |         hands: Vec<Hand>,
[INFO] [stdout] 26 | |         balance: i32,
[INFO] [stdout] 27 | |         standing: i32
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____- not a function or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]   --> lib/player.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 30 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 31 |       #[derive(Clone)]
[INFO] [stdout] 32 | /     pub struct Hand {
[INFO] [stdout] 33 | |         cards: Vec<Card>,
[INFO] [stdout] 34 | |         can_surrender: bool,
[INFO] [stdout] 35 | |         surrendered: bool,
[INFO] [stdout] 36 | |         is_set: bool,
[INFO] [stdout] 37 | |         wager: i32
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____- not a function or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]   --> lib/card.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 37 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 38 |       #[repr(C)]
[INFO] [stdout] 39 | /     pub struct Deck {
[INFO] [stdout] 40 | |         cards: Vec<Card>,
[INFO] [stdout] 41 | |         deck_count: usize,
[INFO] [stdout] 42 | |         card_index: usize
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____- not a function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]   --> lib/player.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 21 |       #[derive(Clone)]
[INFO] [stdout] 22 | /     pub struct Player {
[INFO] [stdout] 23 | |         name: String,
[INFO] [stdout] 24 | |         is_dealer: bool,
[INFO] [stdout] 25 | |         hands: Vec<Hand>,
[INFO] [stdout] 26 | |         balance: i32,
[INFO] [stdout] 27 | |         standing: i32
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____- not a function or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]   --> lib/player.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 30 |       #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 31 |       #[derive(Clone)]
[INFO] [stdout] 32 | /     pub struct Hand {
[INFO] [stdout] 33 | |         cards: Vec<Card>,
[INFO] [stdout] 34 | |         can_surrender: bool,
[INFO] [stdout] 35 | |         surrendered: bool,
[INFO] [stdout] 36 | |         is_set: bool,
[INFO] [stdout] 37 | |         wager: i32
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____- not a function or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "5a03a7f5a3b69620ac54f50ccf326c1fb557eadbd563a3e38e581cc001c92696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a03a7f5a3b69620ac54f50ccf326c1fb557eadbd563a3e38e581cc001c92696", kill_on_drop: false }`
[INFO] [stdout] 5a03a7f5a3b69620ac54f50ccf326c1fb557eadbd563a3e38e581cc001c92696