[INFO] fetching crate rosalind 0.10.0...
[INFO] checking rosalind-0.10.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate rosalind 0.10.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rosalind 0.10.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rosalind 0.10.0
[INFO] finished tweaking crates.io crate rosalind 0.10.0
[INFO] tweaked toml for crates.io crate rosalind 0.10.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4dadc4659293f4de35035756d662e768bfd1aab73b86374121f588dc23e08f4
[INFO] running `Command { std: "docker" "start" "-a" "a4dadc4659293f4de35035756d662e768bfd1aab73b86374121f588dc23e08f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4dadc4659293f4de35035756d662e768bfd1aab73b86374121f588dc23e08f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4dadc4659293f4de35035756d662e768bfd1aab73b86374121f588dc23e08f4", kill_on_drop: false }`
[INFO] [stdout] a4dadc4659293f4de35035756d662e768bfd1aab73b86374121f588dc23e08f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c8c200556b8cc92a5e859290b9b7c76b31196986eefeee89658f56cbfb560c4
[INFO] running `Command { std: "docker" "start" "-a" "3c8c200556b8cc92a5e859290b9b7c76b31196986eefeee89658f56cbfb560c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rosalind v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:109:22
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let amino_acid = try!(codon_into_amino_acid(&rna[left..right]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:109:22
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let amino_acid = try!(codon_into_amino_acid(&rna[left..right]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let possible_codons = try!(amino_acid_into_codon(amino_acid));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |   let stop_codons = try!(amino_acid_into_codon(CODON_STOP_SYMBOL));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 |   let mass = try!(mass_list).iter().fold(0f64, |m, weight| m + weight);
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let possible_codons = try!(amino_acid_into_codon(amino_acid));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |   let stop_codons = try!(amino_acid_into_codon(CODON_STOP_SYMBOL));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 |   let mass = try!(mass_list).iter().fold(0f64, |m, weight| m + weight);
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:199:71
[INFO] [stdout]     |
[INFO] [stdout] 199 |       UnknownNucleotide(ref nucleotide) => write!(f, "{}: '{}'", self.description(), nucleotide),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:200:61
[INFO] [stdout]     |
[INFO] [stdout] 200 |       UnknownCodon(ref codon) => write!(f, "{}: '{}'", self.description(), codon),
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:199:71
[INFO] [stdout]     |
[INFO] [stdout] 199 |       UnknownNucleotide(ref nucleotide) => write!(f, "{}: '{}'", self.description(), nucleotide),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:201:70
[INFO] [stdout]     |
[INFO] [stdout] 201 |       UnknownAminoAcid(ref amino_acid) => write!(f, "{}: '{}'", self.description(), amino_acid),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:200:61
[INFO] [stdout]     |
[INFO] [stdout] 200 |       UnknownCodon(ref codon) => write!(f, "{}: '{}'", self.description(), codon),
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |       _ => write!(f, "{}", self.description()),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:201:70
[INFO] [stdout]     |
[INFO] [stdout] 201 |       UnknownAminoAcid(ref amino_acid) => write!(f, "{}: '{}'", self.description(), amino_acid),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |       _ => write!(f, "{}", self.description()),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> 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[E0284]: type annotations needed
[INFO] [stdout]   --> 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; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted
[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; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rosalind` (lib test) due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3c8c200556b8cc92a5e859290b9b7c76b31196986eefeee89658f56cbfb560c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8c200556b8cc92a5e859290b9b7c76b31196986eefeee89658f56cbfb560c4", kill_on_drop: false }`
[INFO] [stdout] 3c8c200556b8cc92a5e859290b9b7c76b31196986eefeee89658f56cbfb560c4
[INFO] checking rosalind-0.10.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate rosalind 0.10.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rosalind 0.10.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rosalind 0.10.0
[INFO] finished tweaking crates.io crate rosalind 0.10.0
[INFO] tweaked toml for crates.io crate rosalind 0.10.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15cee93312fe3db712bce33ca707185c3a6e40cb60e9a8eea2d0ab0faffab4ed
[INFO] running `Command { std: "docker" "start" "-a" "15cee93312fe3db712bce33ca707185c3a6e40cb60e9a8eea2d0ab0faffab4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15cee93312fe3db712bce33ca707185c3a6e40cb60e9a8eea2d0ab0faffab4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cee93312fe3db712bce33ca707185c3a6e40cb60e9a8eea2d0ab0faffab4ed", kill_on_drop: false }`
[INFO] [stdout] 15cee93312fe3db712bce33ca707185c3a6e40cb60e9a8eea2d0ab0faffab4ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 58adebafac9cf99de9c3cfaf482fb9bbf4c5a5fe007ac3a106de5e467bef3435
[INFO] running `Command { std: "docker" "start" "-a" "58adebafac9cf99de9c3cfaf482fb9bbf4c5a5fe007ac3a106de5e467bef3435", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rosalind v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:109:22
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let amino_acid = try!(codon_into_amino_acid(&rna[left..right]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let possible_codons = try!(amino_acid_into_codon(amino_acid));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |   let stop_codons = try!(amino_acid_into_codon(CODON_STOP_SYMBOL));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 |   let mass = try!(mass_list).iter().fold(0f64, |m, weight| m + weight);
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:109:22
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let amino_acid = try!(codon_into_amino_acid(&rna[left..right]));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let possible_codons = try!(amino_acid_into_codon(amino_acid));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |   let stop_codons = try!(amino_acid_into_codon(CODON_STOP_SYMBOL));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/prot.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 |   let mass = try!(mass_list).iter().fold(0f64, |m, weight| m + weight);
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:199:71
[INFO] [stdout]     |
[INFO] [stdout] 199 |       UnknownNucleotide(ref nucleotide) => write!(f, "{}: '{}'", self.description(), nucleotide),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:200:61
[INFO] [stdout]     |
[INFO] [stdout] 200 |       UnknownCodon(ref codon) => write!(f, "{}: '{}'", self.description(), codon),
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:201:70
[INFO] [stdout]     |
[INFO] [stdout] 201 |       UnknownAminoAcid(ref amino_acid) => write!(f, "{}: '{}'", self.description(), amino_acid),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |       _ => write!(f, "{}", self.description()),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> 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] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:199:71
[INFO] [stdout]     |
[INFO] [stdout] 199 |       UnknownNucleotide(ref nucleotide) => write!(f, "{}: '{}'", self.description(), nucleotide),
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:200:61
[INFO] [stdout]     |
[INFO] [stdout] 200 |       UnknownCodon(ref codon) => write!(f, "{}: '{}'", self.description(), codon),
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:201:70
[INFO] [stdout]     |
[INFO] [stdout] 201 |       UnknownAminoAcid(ref amino_acid) => write!(f, "{}: '{}'", self.description(), amino_acid),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 |       _ => write!(f, "{}", self.description()),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[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; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]   --> 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; 8 warnings emitted
[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 test) due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "58adebafac9cf99de9c3cfaf482fb9bbf4c5a5fe007ac3a106de5e467bef3435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58adebafac9cf99de9c3cfaf482fb9bbf4c5a5fe007ac3a106de5e467bef3435", kill_on_drop: false }`
[INFO] [stdout] 58adebafac9cf99de9c3cfaf482fb9bbf4c5a5fe007ac3a106de5e467bef3435
