[INFO] cloning repository https://github.com/TylerWeir/pong-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TylerWeir/pong-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerWeir%2Fpong-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerWeir%2Fpong-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b265f0b0c6208db909cdce412785faa0e18efc8
[INFO] building TylerWeir/pong-rs 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%2FTylerWeir%2Fpong-rs" "/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/TylerWeir/pong-rs 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/TylerWeir/pong-rs
[INFO] finished tweaking git repo https://github.com/TylerWeir/pong-rs
[INFO] tweaked toml for git repo https://github.com/TylerWeir/pong-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TylerWeir/pong-rs 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-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] 975a290d401756fca1be7788eddfc382d6b7181a2ffdea460cb249e4e8a6f7e4
[INFO] running `Command { std: "docker" "start" "-a" "975a290d401756fca1be7788eddfc382d6b7181a2ffdea460cb249e4e8a6f7e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975a290d401756fca1be7788eddfc382d6b7181a2ffdea460cb249e4e8a6f7e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975a290d401756fca1be7788eddfc382d6b7181a2ffdea460cb249e4e8a6f7e4", kill_on_drop: false }`
[INFO] [stdout] 975a290d401756fca1be7788eddfc382d6b7181a2ffdea460cb249e4e8a6f7e4
[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] 405b8402abb625ba284f47b526f9a9159141c8b1eb2e96b6b488f35fdceaa511
[INFO] running `Command { std: "docker" "start" "-a" "405b8402abb625ba284f47b526f9a9159141c8b1eb2e96b6b488f35fdceaa511", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling cc v1.0.76
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling pong-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `execute` is never used
[INFO] [stdout]   --> src/command.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait MoveCommand {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 10 |     fn execute(&self, target: impl Moveable) -> &str;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Transitions` is never used
[INFO] [stdout]  --> src/game.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Transitions {
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/actor_utils.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BallPos(i32, i32),
[INFO] [stdout]   |     ------- ^^^  ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Messages` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BallPos((), ()),
[INFO] [stdout]   |             ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "405b8402abb625ba284f47b526f9a9159141c8b1eb2e96b6b488f35fdceaa511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "405b8402abb625ba284f47b526f9a9159141c8b1eb2e96b6b488f35fdceaa511", kill_on_drop: false }`
[INFO] [stdout] 405b8402abb625ba284f47b526f9a9159141c8b1eb2e96b6b488f35fdceaa511
[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] 4afe68ea6884c6abf9241e5a34fee3039e47b4afba36bf1355f1d59887d813f9
[INFO] running `Command { std: "docker" "start" "-a" "4afe68ea6884c6abf9241e5a34fee3039e47b4afba36bf1355f1d59887d813f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pong-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `execute` is never used
[INFO] [stdout]   --> src/command.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait MoveCommand {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 10 |     fn execute(&self, target: impl Moveable) -> &str;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Transitions` is never used
[INFO] [stdout]  --> src/game.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Transitions {
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/actor_utils.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BallPos(i32, i32),
[INFO] [stdout]   |     ------- ^^^  ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Messages` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BallPos((), ()),
[INFO] [stdout]   |             ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "4afe68ea6884c6abf9241e5a34fee3039e47b4afba36bf1355f1d59887d813f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afe68ea6884c6abf9241e5a34fee3039e47b4afba36bf1355f1d59887d813f9", kill_on_drop: false }`
[INFO] [stdout] 4afe68ea6884c6abf9241e5a34fee3039e47b4afba36bf1355f1d59887d813f9