[INFO] fetching crate city-spellcheck 0.1.1...
[INFO] testing city-spellcheck-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate city-spellcheck 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate city-spellcheck 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate city-spellcheck 0.1.1
[INFO] finished tweaking crates.io crate city-spellcheck 0.1.1
[INFO] tweaked toml for crates.io crate city-spellcheck 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70c9a792b0fe7abc4178788e4d004984ef00fd27a1405a102929be4bdb1ab9ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70c9a792b0fe7abc4178788e4d004984ef00fd27a1405a102929be4bdb1ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70c9a792b0fe7abc4178788e4d004984ef00fd27a1405a102929be4bdb1ab9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c9a792b0fe7abc4178788e4d004984ef00fd27a1405a102929be4bdb1ab9ae", kill_on_drop: false }`
[INFO] [stdout] 70c9a792b0fe7abc4178788e4d004984ef00fd27a1405a102929be4bdb1ab9ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63e74a5eaf2f533146343c37f471d525d55a98698a47a2bbc87538ed1c3489e0
[INFO] running `Command { std: "docker" "start" "-a" "63e74a5eaf2f533146343c37f471d525d55a98698a47a2bbc87538ed1c3489e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling redis v0.9.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling sift4 v0.1.4
[INFO] [stderr]    Compiling distance v0.4.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling city-spellcheck v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected function, found crate `sift4`
[INFO] [stdout]    --> src/lib.rs:346:24
[INFO] [stdout]     |
[INFO] [stdout] 346 |         let str_dist = sift4(city, term) as f32;
[INFO] [stdout]     |                        ^^^^^ not a function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sift4::*`
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | use sift4::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `city-spellcheck`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "63e74a5eaf2f533146343c37f471d525d55a98698a47a2bbc87538ed1c3489e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e74a5eaf2f533146343c37f471d525d55a98698a47a2bbc87538ed1c3489e0", kill_on_drop: false }`
[INFO] [stdout] 63e74a5eaf2f533146343c37f471d525d55a98698a47a2bbc87538ed1c3489e0