[INFO] crate bio-jtools 2019.2.16 is already in cache
[INFO] checking bio-jtools-2019.2.16 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate bio-jtools 2019.2.16 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bio-jtools 2019.2.16 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bio-jtools 2019.2.16
[INFO] finished tweaking crates.io crate bio-jtools 2019.2.16
[INFO] tweaked toml for crates.io crate bio-jtools 2019.2.16 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate bio-jtools 2019.2.16 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f2fa0369a137fd6d3386d34a8387dc55b33c9acdc652f3e333a6d87ddeb125e
[INFO] running `"docker" "start" "-a" "5f2fa0369a137fd6d3386d34a8387dc55b33c9acdc652f3e333a6d87ddeb125e"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling bio v0.30.0
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling bv v0.11.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking statrs v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking bio-types v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr]     Checking fastq v0.6.0
[INFO] [stderr]     Checking bio-jtools v2019.2.16 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]    --> src/main.rs:125:24
[INFO] [stderr]     |
[INFO] [stderr] 125 |     } else if let Some(o) = _matches.subcommand_matches("org") {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]    --> src/main.rs:127:24
[INFO] [stderr]     |
[INFO] [stderr] 127 |     } else if let Some(o) = _matches.subcommand_matches("kspec") {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]    --> src/main.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |     } else if let Some(o) = _matches.subcommand_matches("filter") {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec_a`
[INFO] [stderr]   --> src/interval/mod.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut rec_a = records_a.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rec_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec_b`
[INFO] [stderr]   --> src/interval/mod.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut rec_b = records_b.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rec_b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/interval/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut rec_a = records_a.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/interval/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut rec_b = records_b.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fastx/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | /         parser.each(|record| {
[INFO] [stderr] 15 | |             // add to total count
[INFO] [stderr] 16 | |             total += 1;
[INFO] [stderr] 17 | |             // convert RefRecord into OwnedRecord to access the Record's fields
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |             true
[INFO] [stderr] 28 | |         });
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]    --> src/main.rs:125:24
[INFO] [stderr]     |
[INFO] [stderr] 125 |     } else if let Some(o) = _matches.subcommand_matches("org") {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]    --> src/main.rs:127:24
[INFO] [stderr]     |
[INFO] [stderr] 127 |     } else if let Some(o) = _matches.subcommand_matches("kspec") {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]    --> src/main.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |     } else if let Some(o) = _matches.subcommand_matches("filter") {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec_a`
[INFO] [stderr]   --> src/interval/mod.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut rec_a = records_a.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rec_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec_b`
[INFO] [stderr]   --> src/interval/mod.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut rec_b = records_b.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_rec_b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/interval/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut rec_a = records_a.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/interval/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut rec_b = records_b.next().unwrap().ok().expect("Error reading record.");
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fastx/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | /         parser.each(|record| {
[INFO] [stderr] 15 | |             // add to total count
[INFO] [stderr] 16 | |             total += 1;
[INFO] [stderr] 17 | |             // convert RefRecord into OwnedRecord to access the Record's fields
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |             true
[INFO] [stderr] 28 | |         });
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `"docker" "inspect" "5f2fa0369a137fd6d3386d34a8387dc55b33c9acdc652f3e333a6d87ddeb125e"`
[INFO] running `"docker" "rm" "-f" "5f2fa0369a137fd6d3386d34a8387dc55b33c9acdc652f3e333a6d87ddeb125e"`
[INFO] [stdout] 5f2fa0369a137fd6d3386d34a8387dc55b33c9acdc652f3e333a6d87ddeb125e
