[INFO] fetching crate rosalind-cli 0.0.15...
[INFO] building rosalind-cli-0.0.15 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rosalind-cli 0.0.15 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rosalind-cli 0.0.15
[INFO] finished tweaking crates.io crate rosalind-cli 0.0.15
[INFO] tweaked toml for crates.io crate rosalind-cli 0.0.15 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rosalind-cli 0.0.15 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rosalind v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfbefd86615f72e6be43ba9a4700b6f7fa00cd8f7136a81d1d0a60745d15183c
[INFO] running `Command { std: "docker" "start" "-a" "dfbefd86615f72e6be43ba9a4700b6f7fa00cd8f7136a81d1d0a60745d15183c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfbefd86615f72e6be43ba9a4700b6f7fa00cd8f7136a81d1d0a60745d15183c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbefd86615f72e6be43ba9a4700b6f7fa00cd8f7136a81d1d0a60745d15183c", kill_on_drop: false }`
[INFO] [stdout] dfbefd86615f72e6be43ba9a4700b6f7fa00cd8f7136a81d1d0a60745d15183c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1547fdf35a18de11012cb98bf7574eb35bd1be0ed5613894e56560b18238e8e
[INFO] running `Command { std: "docker" "start" "-a" "b1547fdf35a18de11012cb98bf7574eb35bd1be0ed5613894e56560b18238e8e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling rosalind v0.10.0
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rosalind-0.10.0/src/fib.rs:73:59
[INFO] [stdout]    |
[INFO] [stdout] 73 |         f = d.get(i - 2).unwrap() + d.get(i - 1).unwrap() - &(One::one());
[INFO] [stdout]    |                                                           ^ cannot infer type for reference `&_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `<BigUint as Sub<&_>>::Output == BigUint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rosalind` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b1547fdf35a18de11012cb98bf7574eb35bd1be0ed5613894e56560b18238e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1547fdf35a18de11012cb98bf7574eb35bd1be0ed5613894e56560b18238e8e", kill_on_drop: false }`
[INFO] [stdout] b1547fdf35a18de11012cb98bf7574eb35bd1be0ed5613894e56560b18238e8e