[INFO] cloning repository https://github.com/kkahadze/joker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkahadze/joker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkahadze%2Fjoker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkahadze%2Fjoker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc93d3f4158ec1a90b31a79cee8c513fbced3d1e
[INFO] building kkahadze/joker 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%2Fkkahadze%2Fjoker" "/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/kkahadze/joker 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/kkahadze/joker
[INFO] finished tweaking git repo https://github.com/kkahadze/joker
[INFO] tweaked toml for git repo https://github.com/kkahadze/joker written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kkahadze/joker 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] 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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c63cd667bc4281fe20cb881b87bc9a44f93129609d0c561e7d0f9950985d2b0
[INFO] running `Command { std: "docker" "start" "-a" "0c63cd667bc4281fe20cb881b87bc9a44f93129609d0c561e7d0f9950985d2b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c63cd667bc4281fe20cb881b87bc9a44f93129609d0c561e7d0f9950985d2b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c63cd667bc4281fe20cb881b87bc9a44f93129609d0c561e7d0f9950985d2b0", kill_on_drop: false }`
[INFO] [stdout] 0c63cd667bc4281fe20cb881b87bc9a44f93129609d0c561e7d0f9950985d2b0
[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 -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] 604bb4e127a58e812c0a189e5ee4fbb64c5ef50ef8d8975dc899dc0b2d05f3c9
[INFO] running `Command { std: "docker" "start" "-a" "604bb4e127a58e812c0a189e5ee4fbb64c5ef50ef8d8975dc899dc0b2d05f3c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling joker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colour` is never read
[INFO] [stdout]   --> src/card.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct Card {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub colour: Colour,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Card` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/game.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct User {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 130 |     pub id: u16,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "604bb4e127a58e812c0a189e5ee4fbb64c5ef50ef8d8975dc899dc0b2d05f3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604bb4e127a58e812c0a189e5ee4fbb64c5ef50ef8d8975dc899dc0b2d05f3c9", kill_on_drop: false }`
[INFO] [stdout] 604bb4e127a58e812c0a189e5ee4fbb64c5ef50ef8d8975dc899dc0b2d05f3c9
[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 -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] 5a7c20674650eb2c8574da17ef39421c3e54681ac7d5a8012baed55d33d34b23
[INFO] running `Command { std: "docker" "start" "-a" "5a7c20674650eb2c8574da17ef39421c3e54681ac7d5a8012baed55d33d34b23", kill_on_drop: false }`
[INFO] [stderr]    Compiling joker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colour` is never read
[INFO] [stdout]   --> src/card.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct Card {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub colour: Colour,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Card` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "5a7c20674650eb2c8574da17ef39421c3e54681ac7d5a8012baed55d33d34b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a7c20674650eb2c8574da17ef39421c3e54681ac7d5a8012baed55d33d34b23", kill_on_drop: false }`
[INFO] [stdout] 5a7c20674650eb2c8574da17ef39421c3e54681ac7d5a8012baed55d33d34b23