[INFO] cloning repository https://github.com/icheered/RummikubBot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icheered/RummikubBot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficheered%2FRummikubBot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficheered%2FRummikubBot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 412f34e23e9f12d2d9358dd66ffe57846e8c654b
[INFO] checking icheered/RummikubBot against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficheered%2FRummikubBot" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/icheered/RummikubBot
[INFO] finished tweaking git repo https://github.com/icheered/RummikubBot
[INFO] tweaked toml for git repo https://github.com/icheered/RummikubBot written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/icheered/RummikubBot 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/icheered/RummikubBot 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] eef97ee77b1d519e9e8774ca862b764a7d5cb8d1678fd313216d59e71d9b9d1a
[INFO] running `Command { std: "docker" "start" "-a" "eef97ee77b1d519e9e8774ca862b764a7d5cb8d1678fd313216d59e71d9b9d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eef97ee77b1d519e9e8774ca862b764a7d5cb8d1678fd313216d59e71d9b9d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef97ee77b1d519e9e8774ca862b764a7d5cb8d1678fd313216d59e71d9b9d1a", kill_on_drop: false }`
[INFO] [stdout] eef97ee77b1d519e9e8774ca862b764a7d5cb8d1678fd313216d59e71d9b9d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dfc53d0db6ffbe1e811a25c5da33df8c213154accdef2e4920bd33e9d1812c85
[INFO] running `Command { std: "docker" "start" "-a" "dfc53d0db6ffbe1e811a25c5da33df8c213154accdef2e4920bd33e9d1812c85", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking rummikub_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `try_form_set_incl_jokers` is never used
[INFO] [stdout]    --> src/solver.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn try_form_set_incl_jokers(inventory: &Inventory, number: u8) -> Option<Set> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_form_run_incl_jokers` is never used
[INFO] [stdout]    --> src/solver.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn try_form_run_incl_jokers(inventory: &Inventory, start_number: u8, color: u8) -> Option<Set> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_form_set_incl_jokers` is never used
[INFO] [stdout]    --> src/solver.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn try_form_set_incl_jokers(inventory: &Inventory, number: u8) -> Option<Set> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_form_run_incl_jokers` is never used
[INFO] [stdout]    --> src/solver.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn try_form_run_incl_jokers(inventory: &Inventory, start_number: u8, color: u8) -> Option<Set> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "dfc53d0db6ffbe1e811a25c5da33df8c213154accdef2e4920bd33e9d1812c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc53d0db6ffbe1e811a25c5da33df8c213154accdef2e4920bd33e9d1812c85", kill_on_drop: false }`
[INFO] [stdout] dfc53d0db6ffbe1e811a25c5da33df8c213154accdef2e4920bd33e9d1812c85