[INFO] cloning repository https://github.com/Perceval62/rust-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Perceval62/rust-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerceval62%2Frust-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerceval62%2Frust-tictactoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c416a82899607e0862e3938e985161e2bea38707
[INFO] building Perceval62/rust-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%2FPerceval62%2Frust-tictactoe" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Perceval62/rust-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/Perceval62/rust-tictactoe
[INFO] finished tweaking git repo https://github.com/Perceval62/rust-tictactoe
[INFO] tweaked toml for git repo https://github.com/Perceval62/rust-tictactoe written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Perceval62/rust-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2685850c89713114d73cb12ff205c2a1c3f7322db2d937fb1a9c943601764aad
[INFO] running `Command { std: "docker" "start" "-a" "2685850c89713114d73cb12ff205c2a1c3f7322db2d937fb1a9c943601764aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2685850c89713114d73cb12ff205c2a1c3f7322db2d937fb1a9c943601764aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2685850c89713114d73cb12ff205c2a1c3f7322db2d937fb1a9c943601764aad", kill_on_drop: false }`
[INFO] [stdout] 2685850c89713114d73cb12ff205c2a1c3f7322db2d937fb1a9c943601764aad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 07a0cc9c3f23df52d40ea717154660df5cf53815441840d567102a8568441875
[INFO] running `Command { std: "docker" "start" "-a" "07a0cc9c3f23df52d40ea717154660df5cf53815441840d567102a8568441875", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic-tac-toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `x` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     x,
[INFO] [stdout]   |     ^ help: convert the identifier to upper camel case (notice the capitalization): `X`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `o` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     o,
[INFO] [stdout]   |     ^ help: convert the identifier to upper camel case (notice the capitalization): `O`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `empty` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     empty,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to upper camel case: `Empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `tictactoe_board` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct tictactoe_board {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TictactoeBoard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "07a0cc9c3f23df52d40ea717154660df5cf53815441840d567102a8568441875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a0cc9c3f23df52d40ea717154660df5cf53815441840d567102a8568441875", kill_on_drop: false }`
[INFO] [stdout] 07a0cc9c3f23df52d40ea717154660df5cf53815441840d567102a8568441875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 576852fd5e8ce756fa0fe5558956e1d09fa99ddbcb0aaf27e8cea794a8d54501
[INFO] running `Command { std: "docker" "start" "-a" "576852fd5e8ce756fa0fe5558956e1d09fa99ddbcb0aaf27e8cea794a8d54501", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic-tac-toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `x` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     x,
[INFO] [stdout]   |     ^ help: convert the identifier to upper camel case (notice the capitalization): `X`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `o` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     o,
[INFO] [stdout]   |     ^ help: convert the identifier to upper camel case (notice the capitalization): `O`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `empty` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     empty,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to upper camel case: `Empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `tictactoe_board` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct tictactoe_board {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TictactoeBoard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "576852fd5e8ce756fa0fe5558956e1d09fa99ddbcb0aaf27e8cea794a8d54501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576852fd5e8ce756fa0fe5558956e1d09fa99ddbcb0aaf27e8cea794a8d54501", kill_on_drop: false }`
[INFO] [stdout] 576852fd5e8ce756fa0fe5558956e1d09fa99ddbcb0aaf27e8cea794a8d54501