[INFO] cloning repository https://github.com/LittleGuest/t-2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LittleGuest/t-2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLittleGuest%2Ft-2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLittleGuest%2Ft-2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c3974668d8a166d72dc47df69e107ebafd5ef3d
[INFO] checking LittleGuest/t-2048 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLittleGuest%2Ft-2048" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LittleGuest/t-2048
[INFO] finished tweaking git repo https://github.com/LittleGuest/t-2048
[INFO] tweaked toml for git repo https://github.com/LittleGuest/t-2048 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LittleGuest/t-2048 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LittleGuest/t-2048 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44edf78e7bf5b4a0f6b455dab8f8b6c946419579a9190696560e8bf8342d5788
[INFO] running `Command { std: "docker" "start" "-a" "44edf78e7bf5b4a0f6b455dab8f8b6c946419579a9190696560e8bf8342d5788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44edf78e7bf5b4a0f6b455dab8f8b6c946419579a9190696560e8bf8342d5788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44edf78e7bf5b4a0f6b455dab8f8b6c946419579a9190696560e8bf8342d5788", kill_on_drop: false }`
[INFO] [stdout] 44edf78e7bf5b4a0f6b455dab8f8b6c946419579a9190696560e8bf8342d5788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05671abf06d7ffa5799b682b2a863f2f7c4b1a2f79be8870d8888620c5e0806b
[INFO] running `Command { std: "docker" "start" "-a" "05671abf06d7ffa5799b682b2a863f2f7c4b1a2f79be8870d8888620c5e0806b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking slice_as_array v1.1.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tui v0.14.0
[INFO] [stderr]     Checking t-2048 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ui.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn create_block(title: &str) -> Block {
[INFO] [stdout]    |                            ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn create_block(title: &str) -> Block<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ui.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn create_block(title: &str) -> Block {
[INFO] [stdout]    |                            ^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn create_block(title: &str) -> Block<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.78s
[INFO] running `Command { std: "docker" "inspect" "05671abf06d7ffa5799b682b2a863f2f7c4b1a2f79be8870d8888620c5e0806b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05671abf06d7ffa5799b682b2a863f2f7c4b1a2f79be8870d8888620c5e0806b", kill_on_drop: false }`
[INFO] [stdout] 05671abf06d7ffa5799b682b2a863f2f7c4b1a2f79be8870d8888620c5e0806b