[INFO] fetching crate blackjack 0.1.1...
[INFO] checking blackjack-0.1.1 against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] extracting crate blackjack 0.1.1 into /workspace/builds/worker-7-tc2/source
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blackjack 0.1.1 on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate blackjack 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832
[INFO] running `Command { std: "docker" "start" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[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] error: the `no_mangle` attribute cannot be used on structs
[INFO] [stdout]   --> lib/card.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on structs
[INFO] [stdout]   --> lib/player.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on structs
[INFO] [stdout]   --> lib/player.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 |     #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on structs
[INFO] [stdout]   --> lib/card.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on structs
[INFO] [stdout]   --> lib/player.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 |     #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on structs
[INFO] [stdout]   --> lib/player.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 |     #[no_mangle]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blackjack` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `blackjack` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832", kill_on_drop: false }`
[INFO] [stdout] 7ac5052a2fdc871f05b68ff535c7ac62f239aa87a6338900f11c400c2ac83832
