[INFO] cloning repository https://github.com/InterestingBrainPoops/serpens-mortiferum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InterestingBrainPoops/serpens-mortiferum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterestingBrainPoops%2Fserpens-mortiferum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterestingBrainPoops%2Fserpens-mortiferum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 415345bdca59239df4694b17edf80745a2842b51
[INFO] testing InterestingBrainPoops/serpens-mortiferum against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterestingBrainPoops%2Fserpens-mortiferum" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/InterestingBrainPoops/serpens-mortiferum on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/InterestingBrainPoops/serpens-mortiferum
[INFO] finished tweaking git repo https://github.com/InterestingBrainPoops/serpens-mortiferum
[INFO] tweaked toml for git repo https://github.com/InterestingBrainPoops/serpens-mortiferum written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/InterestingBrainPoops/serpens-mortiferum already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2a9c7364777281ce62aa2c162dac27202440f7df2fc1065c159f9261b9dcfa2
[INFO] running `Command { std: "docker" "start" "-a" "a2a9c7364777281ce62aa2c162dac27202440f7df2fc1065c159f9261b9dcfa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2a9c7364777281ce62aa2c162dac27202440f7df2fc1065c159f9261b9dcfa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a9c7364777281ce62aa2c162dac27202440f7df2fc1065c159f9261b9dcfa2", kill_on_drop: false }`
[INFO] [stdout] a2a9c7364777281ce62aa2c162dac27202440f7df2fc1065c159f9261b9dcfa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 909e677efa370e4698f8bf51b1eb9bba48ef853657a7fb6023e78d2bedd41b4c
[INFO] running `Command { std: "docker" "start" "-a" "909e677efa370e4698f8bf51b1eb9bba48ef853657a7fb6023e78d2bedd41b4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.9
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling http-body v0.4.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling headers v0.3.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling tungstenite v0.12.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio-util v0.6.3
[INFO] [stderr]    Compiling tokio-tungstenite v0.13.0
[INFO] [stderr]    Compiling tokio-stream v0.1.3
[INFO] [stderr]    Compiling h2 v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling hyper v0.14.4
[INFO] [stderr]    Compiling warp v0.3.0
[INFO] [stderr]    Compiling serpens-mortiferum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `is_end` found for struct `movegen::engine::SmallBoard` in the current scope
[INFO] [stdout]   --> src/movegen/search.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |         if node.state.is_end() {
[INFO] [stdout]    |                       ^^^^^^ method not found in `movegen::engine::SmallBoard`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/movegen/engine.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct SmallBoard {
[INFO] [stdout]    | --------------------- method `is_end` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serpens-mortiferum` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "909e677efa370e4698f8bf51b1eb9bba48ef853657a7fb6023e78d2bedd41b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909e677efa370e4698f8bf51b1eb9bba48ef853657a7fb6023e78d2bedd41b4c", kill_on_drop: false }`
[INFO] [stdout] 909e677efa370e4698f8bf51b1eb9bba48ef853657a7fb6023e78d2bedd41b4c