[INFO] cloning repository https://github.com/saranblock3/maze-solver-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saranblock3/maze-solver-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaranblock3%2Fmaze-solver-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaranblock3%2Fmaze-solver-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d437929ce5c93347782cda1a705a131eb2b0128
[INFO] building saranblock3/maze-solver-rs against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaranblock3%2Fmaze-solver-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saranblock3/maze-solver-rs on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saranblock3/maze-solver-rs
[INFO] finished tweaking git repo https://github.com/saranblock3/maze-solver-rs
[INFO] tweaked toml for git repo https://github.com/saranblock3/maze-solver-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/saranblock3/maze-solver-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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88d5cad0a70671a44c7afd6767f86527250bcc8e2c682ce7c5117b8b93ca3f5f
[INFO] running `Command { std: "docker" "start" "-a" "88d5cad0a70671a44c7afd6767f86527250bcc8e2c682ce7c5117b8b93ca3f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88d5cad0a70671a44c7afd6767f86527250bcc8e2c682ce7c5117b8b93ca3f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d5cad0a70671a44c7afd6767f86527250bcc8e2c682ce7c5117b8b93ca3f5f", kill_on_drop: false }`
[INFO] [stdout] 88d5cad0a70671a44c7afd6767f86527250bcc8e2c682ce7c5117b8b93ca3f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b747cb78db1eb37897a5c3d8019c5e34f987629112eef2ba79e65448a4a3e28a
[INFO] running `Command { std: "docker" "start" "-a" "b747cb78db1eb37897a5c3d8019c5e34f987629112eef2ba79e65448a4a3e28a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling half v2.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling png v0.17.9
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling tiff v0.8.1
[INFO] [stderr]    Compiling pin-project v1.1.2
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.7.0
[INFO] [stderr]    Compiling image v0.24.6
[INFO] [stderr]    Compiling maze-solver-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `HashMap`, and `time::Instant`
[INFO] [stdout]  --> src/main.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 |     time::Instant,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `image::Pixel::from_channels`: Use the constructor of the pixel, for example `Rgba([r,g,b,a])` or `Pixel::from_slice`
[INFO] [stdout]   --> src/main.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let pixel = Rgba::from_channels(0, 255, 0, 255);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_cost`
[INFO] [stdout]    --> src/main.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 let path_cost = distance_from_start + distance_to_end;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_cost`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.61s
[INFO] running `Command { std: "docker" "inspect" "b747cb78db1eb37897a5c3d8019c5e34f987629112eef2ba79e65448a4a3e28a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b747cb78db1eb37897a5c3d8019c5e34f987629112eef2ba79e65448a4a3e28a", kill_on_drop: false }`
[INFO] [stdout] b747cb78db1eb37897a5c3d8019c5e34f987629112eef2ba79e65448a4a3e28a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28cff852e7144c6af7bb9d820cc0c8a07388176fbd7f981e2f7ab8f8a97d62cd
[INFO] running `Command { std: "docker" "start" "-a" "28cff852e7144c6af7bb9d820cc0c8a07388176fbd7f981e2f7ab8f8a97d62cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling maze-solver-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `HashMap`, and `time::Instant`
[INFO] [stdout]  --> src/main.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^              ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 |     time::Instant,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `image::Pixel::from_channels`: Use the constructor of the pixel, for example `Rgba([r,g,b,a])` or `Pixel::from_slice`
[INFO] [stdout]   --> src/main.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let pixel = Rgba::from_channels(0, 255, 0, 255);
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_cost`
[INFO] [stdout]    --> src/main.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 let path_cost = distance_from_start + distance_to_end;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_cost`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "28cff852e7144c6af7bb9d820cc0c8a07388176fbd7f981e2f7ab8f8a97d62cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28cff852e7144c6af7bb9d820cc0c8a07388176fbd7f981e2f7ab8f8a97d62cd", kill_on_drop: false }`
[INFO] [stdout] 28cff852e7144c6af7bb9d820cc0c8a07388176fbd7f981e2f7ab8f8a97d62cd