[INFO] cloning repository https://github.com/joyliu-q/rust-genomics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joyliu-q/rust-genomics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoyliu-q%2Frust-genomics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoyliu-q%2Frust-genomics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a62b7e31b41dd1efe396e5ee25b420c4b5bdb887
[INFO] checking joyliu-q/rust-genomics against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoyliu-q%2Frust-genomics" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joyliu-q/rust-genomics on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joyliu-q/rust-genomics
[INFO] finished tweaking git repo https://github.com/joyliu-q/rust-genomics
[INFO] tweaked toml for git repo https://github.com/joyliu-q/rust-genomics written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/joyliu-q/rust-genomics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] eca9d69673357546fc17ffd36294858573d3289c1e79f2cd38f210cf057acfa9
[INFO] running `Command { std: "docker" "start" "-a" "eca9d69673357546fc17ffd36294858573d3289c1e79f2cd38f210cf057acfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca9d69673357546fc17ffd36294858573d3289c1e79f2cd38f210cf057acfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca9d69673357546fc17ffd36294858573d3289c1e79f2cd38f210cf057acfa9", kill_on_drop: false }`
[INFO] [stdout] eca9d69673357546fc17ffd36294858573d3289c1e79f2cd38f210cf057acfa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f75508d347c0f2909b4f96cf8bc51466daef41188652b8448129f5eaaf80944
[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" "6f75508d347c0f2909b4f96cf8bc51466daef41188652b8448129f5eaaf80944", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rust-genomics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `damerau_levenshtein`, `hamming`, `jaro_winkler`, `jaro`, `levenshtein`, `normalized_damerau_levenshtein`, `osa_distance`, `sorensen_dice`
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | use strsim::{hamming, levenshtein, normalized_levenshtein, osa_distance,
[INFO] [stdout]    |              ^^^^^^^  ^^^^^^^^^^^                          ^^^^^^^^^^^^
[INFO] [stdout] 14 |              damerau_levenshtein, normalized_damerau_levenshtein, jaro,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 15 |              jaro_winkler, sorensen_dice};
[INFO] [stdout]    |              ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{Write, BufReader, BufRead};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |         let mut diff = 0;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Nucleotide`
[INFO] [stdout]   --> src/lib.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Nucleotide {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_char`
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn to_char(&self) -> char {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_to_nt`
[INFO] [stdout]   --> src/lib.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn index_to_nt(index: usize) -> Result<Nucleotide, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn check(&self) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |         write!(f, "File Name: {}\n", self.name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 |             write!(f, "Header: {}\nSequence: {}\n\n", record.header, record.sequence);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sequence`
[INFO] [stdout]  --> src/main.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rust_genomics::{Sequence, FASTA};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unused imports: `BenchmarkId`, `black_box`
[INFO] [stdout]  --> benches/my_benchmark.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion, BenchmarkId};
[INFO] [stdout]   |                 ^^^^^^^^^                                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sequence`
[INFO] [stdout]  --> benches/my_benchmark.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rust_genomics::{Sequence, FASTA};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sequence`
[INFO] [stdout]  --> src/main.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rust_genomics::{Sequence, FASTA};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `damerau_levenshtein`, `hamming`, `jaro_winkler`, `jaro`, `levenshtein`, `normalized_damerau_levenshtein`, `osa_distance`, `sorensen_dice`
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | use strsim::{hamming, levenshtein, normalized_levenshtein, osa_distance,
[INFO] [stdout]    |              ^^^^^^^  ^^^^^^^^^^^                          ^^^^^^^^^^^^
[INFO] [stdout] 14 |              damerau_levenshtein, normalized_damerau_levenshtein, jaro,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 15 |              jaro_winkler, sorensen_dice};
[INFO] [stdout]    |              ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{Write, BufReader, BufRead};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |         let mut diff = 0;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Nucleotide`
[INFO] [stdout]   --> src/lib.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Nucleotide {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_char`
[INFO] [stdout]   --> src/lib.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn to_char(&self) -> char {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_to_nt`
[INFO] [stdout]   --> src/lib.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn index_to_nt(index: usize) -> Result<Nucleotide, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/lib.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn check(&self) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |         write!(f, "File Name: {}\n", self.name);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 |             write!(f, "Header: {}\nSequence: {}\n\n", record.header, record.sequence);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.66s
[INFO] running `Command { std: "docker" "inspect" "6f75508d347c0f2909b4f96cf8bc51466daef41188652b8448129f5eaaf80944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f75508d347c0f2909b4f96cf8bc51466daef41188652b8448129f5eaaf80944", kill_on_drop: false }`
[INFO] [stdout] 6f75508d347c0f2909b4f96cf8bc51466daef41188652b8448129f5eaaf80944