[INFO] fetching crate bio-jtools 2020.6.11...
[INFO] checking bio-jtools-2020.6.11 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate bio-jtools 2020.6.11 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bio-jtools 2020.6.11 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bio-jtools 2020.6.11
[INFO] finished tweaking crates.io crate bio-jtools 2020.6.11
[INFO] tweaked toml for crates.io crate bio-jtools 2020.6.11 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate bio-jtools 2020.6.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.16.0
[INFO] [stderr]   Downloaded strum v0.16.0
[INFO] [stderr]   Downloaded needletail v0.3.2
[INFO] [stderr]   Downloaded bv v0.11.0
[INFO] [stderr]   Downloaded rust-lapper v0.4.4
[INFO] [stderr]   Downloaded bio v0.30.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e01243b4f4f3cc1350dbc2f72fe5d007ccf99afcc863da310e64f69cb589243
[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" "6e01243b4f4f3cc1350dbc2f72fe5d007ccf99afcc863da310e64f69cb589243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e01243b4f4f3cc1350dbc2f72fe5d007ccf99afcc863da310e64f69cb589243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e01243b4f4f3cc1350dbc2f72fe5d007ccf99afcc863da310e64f69cb589243", kill_on_drop: false }`
[INFO] [stdout] 6e01243b4f4f3cc1350dbc2f72fe5d007ccf99afcc863da310e64f69cb589243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc743c6caadf6513854e8f758ddaa7521fdc5c68b5c5f3af454c5790a9e053c7
[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" "dc743c6caadf6513854e8f758ddaa7521fdc5c68b5c5f3af454c5790a9e053c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling bio v0.30.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking rust-lapper v0.4.4
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking itertools v0.8.2
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[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling bv v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking backtrace v0.3.43
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking needletail v0.3.2
[INFO] [stderr]     Checking statrs v0.11.0
[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]     Checking regex v1.3.9
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bio-types v0.5.1
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking bio-jtools v2020.6.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]    --> src/main.rs:174:24
[INFO] [stdout]     |
[INFO] [stdout] 174 |     } else if let Some(o) = _matches.subcommand_matches("kspec") {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]    --> src/main.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     } else if let Some(o) = _matches.subcommand_matches("filter") {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seqtype`
[INFO] [stdout]    --> src/data/mod.rs:290:31
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn organize(indir: &Path, seqtype: &str, dryrun: bool, verbose: bool) {
[INFO] [stdout]     |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seqtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]    --> src/main.rs:174:24
[INFO] [stdout]     |
[INFO] [stdout] 174 |     } else if let Some(o) = _matches.subcommand_matches("kspec") {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]    --> src/main.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     } else if let Some(o) = _matches.subcommand_matches("filter") {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seqtype`
[INFO] [stdout]    --> src/data/mod.rs:290:31
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub fn organize(indir: &Path, seqtype: &str, dryrun: bool, verbose: bool) {
[INFO] [stdout]     |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seqtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "dc743c6caadf6513854e8f758ddaa7521fdc5c68b5c5f3af454c5790a9e053c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc743c6caadf6513854e8f758ddaa7521fdc5c68b5c5f3af454c5790a9e053c7", kill_on_drop: false }`
[INFO] [stdout] dc743c6caadf6513854e8f758ddaa7521fdc5c68b5c5f3af454c5790a9e053c7