[INFO] fetching crate rosalind-cli 0.0.15...
[INFO] checking rosalind-cli-0.0.15 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate rosalind-cli 0.0.15 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rosalind-cli 0.0.15 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.1.42 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.1.44 (latest: v0.4.5)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.1.42 (latest: v0.4.2)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 051217ee17c657cd1f2963147799d09be8e1386d40c6bef27f98bae7a0e4a6b6
[INFO] running `Command { std: "docker" "start" "-a" "051217ee17c657cd1f2963147799d09be8e1386d40c6bef27f98bae7a0e4a6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "051217ee17c657cd1f2963147799d09be8e1386d40c6bef27f98bae7a0e4a6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "051217ee17c657cd1f2963147799d09be8e1386d40c6bef27f98bae7a0e4a6b6", kill_on_drop: false }`
[INFO] [stdout] 051217ee17c657cd1f2963147799d09be8e1386d40c6bef27f98bae7a0e4a6b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78b8b633e94e1c66574b667f8b590c9db69ac04e64a1e7f0f2c47be195e1ef5
[INFO] running `Command { std: "docker" "start" "-a" "d78b8b633e94e1c66574b667f8b590c9db69ac04e64a1e7f0f2c47be195e1ef5", kill_on_drop: false }`
[INFO] [stderr]     Checking rosalind v0.10.0
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d78b8b633e94e1c66574b667f8b590c9db69ac04e64a1e7f0f2c47be195e1ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78b8b633e94e1c66574b667f8b590c9db69ac04e64a1e7f0f2c47be195e1ef5", kill_on_drop: false }`
[INFO] [stdout] d78b8b633e94e1c66574b667f8b590c9db69ac04e64a1e7f0f2c47be195e1ef5
[INFO] checking rosalind-cli-0.0.15 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate rosalind-cli 0.0.15 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rosalind-cli 0.0.15 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.1.42 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.1.44 (latest: v0.4.5)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.1.42 (latest: v0.4.2)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06751b19725563dbaa8dfa99938afbf3ddd852d157a28b920580d2f1c4e05cd0
[INFO] running `Command { std: "docker" "start" "-a" "06751b19725563dbaa8dfa99938afbf3ddd852d157a28b920580d2f1c4e05cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06751b19725563dbaa8dfa99938afbf3ddd852d157a28b920580d2f1c4e05cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06751b19725563dbaa8dfa99938afbf3ddd852d157a28b920580d2f1c4e05cd0", kill_on_drop: false }`
[INFO] [stdout] 06751b19725563dbaa8dfa99938afbf3ddd852d157a28b920580d2f1c4e05cd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97373fd0b5c0af0ecf37fc2e78481df60a5d0e08cf7e1b15336636ccd55109ac
[INFO] running `Command { std: "docker" "start" "-a" "97373fd0b5c0af0ecf37fc2e78481df60a5d0e08cf7e1b15336636ccd55109ac", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "97373fd0b5c0af0ecf37fc2e78481df60a5d0e08cf7e1b15336636ccd55109ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97373fd0b5c0af0ecf37fc2e78481df60a5d0e08cf7e1b15336636ccd55109ac", kill_on_drop: false }`
[INFO] [stdout] 97373fd0b5c0af0ecf37fc2e78481df60a5d0e08cf7e1b15336636ccd55109ac