[INFO] fetching crate barg 0.2.0...
[INFO] checking barg-0.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate barg 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate barg 0.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate barg 0.2.0
[INFO] finished tweaking crates.io crate barg 0.2.0
[INFO] tweaked toml for crates.io crate barg 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.14.1
[INFO] [stderr]   Downloaded inflate v0.3.4
[INFO] [stderr]   Downloaded inflate v0.4.5
[INFO] [stderr]   Downloaded deflate v0.7.20
[INFO] [stderr]   Downloaded bitflags v0.9.1
[INFO] [stderr]   Downloaded png v0.10.0
[INFO] [stderr]   Downloaded rvg v0.0.2
[INFO] [stderr]   Downloaded png_pong v0.0.2
[INFO] [stderr]   Downloaded pix v0.6.1
[INFO] [stderr]   Downloaded window v0.2.0
[INFO] [stderr]   Downloaded sheep v0.2.1
[INFO] [stderr]   Downloaded footile v0.3.1
[INFO] [stderr]   Downloaded res v0.4.1
[INFO] [stderr]   Downloaded miniz_oxide v0.2.3
[INFO] [stderr]   Downloaded fonterator v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc9feba5bb630e193992a4dd1f1b482998cb71eda5e6c3aa7e2ed296757b69a7
[INFO] running `Command { std: "docker" "start" "-a" "fc9feba5bb630e193992a4dd1f1b482998cb71eda5e6c3aa7e2ed296757b69a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc9feba5bb630e193992a4dd1f1b482998cb71eda5e6c3aa7e2ed296757b69a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9feba5bb630e193992a4dd1f1b482998cb71eda5e6c3aa7e2ed296757b69a7", kill_on_drop: false }`
[INFO] [stdout] fc9feba5bb630e193992a4dd1f1b482998cb71eda5e6c3aa7e2ed296757b69a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ce12b8bad0b4375680ce4b7838ecddb14f88cff38e23bbd612374e6b8dca613
[INFO] running `Command { std: "docker" "start" "-a" "7ce12b8bad0b4375680ce4b7838ecddb14f88cff38e23bbd612374e6b8dca613", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling pix v0.6.1
[INFO] [stderr]     Checking window v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]     Checking miniz_oxide v0.2.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling png_pong v0.0.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking png v0.10.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking footile v0.3.1
[INFO] [stderr]     Checking fonterator v0.4.2
[INFO] [stderr]     Checking rvg v0.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling sheep v0.2.1
[INFO] [stderr]    Compiling res v0.4.1
[INFO] [stderr]    Compiling barg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/gui.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |   type Generator<'b> = Fn(
[INFO] [stdout]   |  ______________________^
[INFO] [stdout] 6 | |             usize,
[INFO] [stdout] 7 | |             &mut [u8; 5],
[INFO] [stdout] 8 | |         )
[INFO] [stdout] 9 | |             -> &'b [(&'b [([u8; 4], &'b [PathOp])], &'b str)];
[INFO] [stdout]   | |_____________________________________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Generator<'b> = dyn Fn(
[INFO] [stdout]   |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/gui.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |   type Generator<'b> = Fn(
[INFO] [stdout]   |  ______________________^
[INFO] [stdout] 6 | |             usize,
[INFO] [stdout] 7 | |             &mut [u8; 5],
[INFO] [stdout] 8 | |         )
[INFO] [stdout] 9 | |             -> &'b [(&'b [([u8; 4], &'b [PathOp])], &'b str)];
[INFO] [stdout]   | |_____________________________________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Generator<'b> = dyn Fn(
[INFO] [stdout]   |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]   --> examples/gui.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     gui.head(&mut surface, &mut buffer, &|row, color| {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "7ce12b8bad0b4375680ce4b7838ecddb14f88cff38e23bbd612374e6b8dca613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce12b8bad0b4375680ce4b7838ecddb14f88cff38e23bbd612374e6b8dca613", kill_on_drop: false }`
[INFO] [stdout] 7ce12b8bad0b4375680ce4b7838ecddb14f88cff38e23bbd612374e6b8dca613
