[INFO] cloning repository https://github.com/subjectdenied/gnome-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subjectdenied/gnome-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubjectdenied%2Fgnome-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubjectdenied%2Fgnome-tictactoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f833aa42489589ac30167fe475f64a7c304373a
[INFO] building subjectdenied/gnome-tictactoe against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubjectdenied%2Fgnome-tictactoe" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/subjectdenied/gnome-tictactoe on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/subjectdenied/gnome-tictactoe
[INFO] finished tweaking git repo https://github.com/subjectdenied/gnome-tictactoe
[INFO] tweaked toml for git repo https://github.com/subjectdenied/gnome-tictactoe written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/subjectdenied/gnome-tictactoe 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 741114cee86023dcad0b5a235c53a0519149f4dddf3bc0db21aeabe381de5076
[INFO] running `Command { std: "docker" "start" "-a" "741114cee86023dcad0b5a235c53a0519149f4dddf3bc0db21aeabe381de5076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "741114cee86023dcad0b5a235c53a0519149f4dddf3bc0db21aeabe381de5076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741114cee86023dcad0b5a235c53a0519149f4dddf3bc0db21aeabe381de5076", kill_on_drop: false }`
[INFO] [stdout] 741114cee86023dcad0b5a235c53a0519149f4dddf3bc0db21aeabe381de5076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b668e274b21e9b5aa6322a86d86fca111d2ca16cacb1bc885db81da4107dcd24
[INFO] running `Command { std: "docker" "start" "-a" "b668e274b21e9b5aa6322a86d86fca111d2ca16cacb1bc885db81da4107dcd24", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling gettext-sys v0.19.9
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling locale_config v0.2.3
[INFO] [stderr]    Compiling gettext-rs v0.4.4
[INFO] [stderr]    Compiling gnome-tictactoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `VERSION` is never used
[INFO] [stdout]  --> src/config.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub static VERSION: &'static str = "0.1.0";
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `AI` is never constructed
[INFO] [stdout]   --> src/window/game.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum PlayerType {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 14 |     Human,
[INFO] [stdout] 15 |     AI
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `set_players` is never used
[INFO] [stdout]    --> src/window/game.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl Game {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 247 |     pub fn set_players() {}
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "b668e274b21e9b5aa6322a86d86fca111d2ca16cacb1bc885db81da4107dcd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b668e274b21e9b5aa6322a86d86fca111d2ca16cacb1bc885db81da4107dcd24", kill_on_drop: false }`
[INFO] [stdout] b668e274b21e9b5aa6322a86d86fca111d2ca16cacb1bc885db81da4107dcd24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686126ad5fe18de6198d0bb42c4bee3d5a1fca0e597208fff748a8b851eb11b1
[INFO] running `Command { std: "docker" "start" "-a" "686126ad5fe18de6198d0bb42c4bee3d5a1fca0e597208fff748a8b851eb11b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gnome-tictactoe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `VERSION` is never used
[INFO] [stdout]  --> src/config.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub static VERSION: &'static str = "0.1.0";
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `AI` is never constructed
[INFO] [stdout]   --> src/window/game.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum PlayerType {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 14 |     Human,
[INFO] [stdout] 15 |     AI
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `set_players` is never used
[INFO] [stdout]    --> src/window/game.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl Game {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 247 |     pub fn set_players() {}
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "686126ad5fe18de6198d0bb42c4bee3d5a1fca0e597208fff748a8b851eb11b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686126ad5fe18de6198d0bb42c4bee3d5a1fca0e597208fff748a8b851eb11b1", kill_on_drop: false }`
[INFO] [stdout] 686126ad5fe18de6198d0bb42c4bee3d5a1fca0e597208fff748a8b851eb11b1