[INFO] cloning repository https://github.com/AnJaeSeongS2/GuessingGame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnJaeSeongS2/GuessingGame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnJaeSeongS2%2FGuessingGame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnJaeSeongS2%2FGuessingGame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b8364473d0be2c30bbbdff61d148eb6d7f6ca44
[INFO] checking AnJaeSeongS2/GuessingGame against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnJaeSeongS2%2FGuessingGame" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnJaeSeongS2/GuessingGame on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnJaeSeongS2/GuessingGame
[INFO] finished tweaking git repo https://github.com/AnJaeSeongS2/GuessingGame
[INFO] tweaked toml for git repo https://github.com/AnJaeSeongS2/GuessingGame written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AnJaeSeongS2/GuessingGame 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bde2a33d5cbbdbf293068fda5e8332fdcf78c46f26d407753240836f9c1544a
[INFO] running `Command { std: "docker" "start" "-a" "2bde2a33d5cbbdbf293068fda5e8332fdcf78c46f26d407753240836f9c1544a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bde2a33d5cbbdbf293068fda5e8332fdcf78c46f26d407753240836f9c1544a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bde2a33d5cbbdbf293068fda5e8332fdcf78c46f26d407753240836f9c1544a", kill_on_drop: false }`
[INFO] [stdout] 2bde2a33d5cbbdbf293068fda5e8332fdcf78c46f26d407753240836f9c1544a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ead29087d64a725bf7271798160485877042be6f6742de549fec5ac5136348
[INFO] running `Command { std: "docker" "start" "-a" "29ead29087d64a725bf7271798160485877042be6f6742de549fec5ac5136348", kill_on_drop: false }`
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found `println`
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | Structure{a ,b }
[INFO] [stdout]    |                 ^ help: add `;` here
[INFO] [stdout] ...
[INFO] [stdout] 19 | println!("this struct '{}' won't print...", Structure(1));
[INFO] [stdout]    | ------- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found `println`
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | Structure{a ,b }
[INFO] [stdout]    |                 ^ help: add `;` here
[INFO] [stdout] ...
[INFO] [stdout] 19 | println!("this struct '{}' won't print...", Structure(1));
[INFO] [stdout]    | ------- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Structure` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/main.rs:19:45
[INFO] [stdout]    |
[INFO] [stdout] 19 | println!("this struct '{}' won't print...", Structure(1));
[INFO] [stdout]    |                                             ^^^^^^^^^^^^ `Structure` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Structure`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Structure` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/main.rs:19:45
[INFO] [stdout]    |
[INFO] [stdout] 19 | println!("this struct '{}' won't print...", Structure(1));
[INFO] [stdout]    |                                             ^^^^^^^^^^^^ `Structure` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Structure`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `guessing_game` (bin "guessing_game") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `guessing_game` (bin "guessing_game" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "29ead29087d64a725bf7271798160485877042be6f6742de549fec5ac5136348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ead29087d64a725bf7271798160485877042be6f6742de549fec5ac5136348", kill_on_drop: false }`
[INFO] [stdout] 29ead29087d64a725bf7271798160485877042be6f6742de549fec5ac5136348
