[INFO] fetching crate genomics 0.1.1...
[INFO] testing genomics-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate genomics 0.1.1 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate genomics 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate genomics 0.1.1
[INFO] finished tweaking crates.io crate genomics 0.1.1
[INFO] tweaked toml for crates.io crate genomics 0.1.1 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 441aa9010c1a057246dc52218c6ace64375b2905d80fa9dc5bf7d3a988fceb67
[INFO] running `Command { std: "docker" "start" "-a" "441aa9010c1a057246dc52218c6ace64375b2905d80fa9dc5bf7d3a988fceb67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "441aa9010c1a057246dc52218c6ace64375b2905d80fa9dc5bf7d3a988fceb67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441aa9010c1a057246dc52218c6ace64375b2905d80fa9dc5bf7d3a988fceb67", kill_on_drop: false }`
[INFO] [stdout] 441aa9010c1a057246dc52218c6ace64375b2905d80fa9dc5bf7d3a988fceb67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05e89cfaef576ae1d93440514eb9c81ea4d31d0dd748ff1fa8f9aa6760304272
[INFO] running `Command { std: "docker" "start" "-a" "05e89cfaef576ae1d93440514eb9c81ea4d31d0dd748ff1fa8f9aa6760304272", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling genomics v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/observable.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 Some((idx, Err(_))) => {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Locus`
[INFO] [stdout]   --> src/observable.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Locus(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Name`
[INFO] [stdout]   --> src/observable.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Name,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Group`
[INFO] [stdout]   --> src/observable.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Group,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GroupPresence`
[INFO] [stdout]   --> src/observable.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     GroupPresence(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Meta`
[INFO] [stdout]   --> src/observable.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Meta(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/observable.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn new(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CsvBuilder`
[INFO] [stdout]    --> src/observable.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub struct CsvBuilder {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/observable.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `headers`
[INFO] [stdout]    --> src/observable.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn headers(&mut self, headers: bool) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delimiter`
[INFO] [stdout]    --> src/observable.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn delimiter(&mut self, delimiter: u8) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `separator`
[INFO] [stdout]    --> src/observable.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn separator(&mut self, separator: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name_field`
[INFO] [stdout]    --> src/observable.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn name_field(&mut self, name_field: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_field`
[INFO] [stdout]    --> src/observable.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 |     pub fn group_field(&mut self, group_field: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_fields`
[INFO] [stdout]    --> src/observable.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn group_fields(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `meta_fields`
[INFO] [stdout]    --> src/observable.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 |     pub fn meta_fields(&mut self, meta_fields: HashSet<String>) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_reader`
[INFO] [stdout]    --> src/observable.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn from_reader(&self, reader: Box<dyn Read>) -> Result<Csv, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hint`
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     hint: LocusHint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/lib.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     data: ndarray::Array2<AlleleCount>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.14s
[INFO] running `Command { std: "docker" "inspect" "05e89cfaef576ae1d93440514eb9c81ea4d31d0dd748ff1fa8f9aa6760304272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e89cfaef576ae1d93440514eb9c81ea4d31d0dd748ff1fa8f9aa6760304272", kill_on_drop: false }`
[INFO] [stdout] 05e89cfaef576ae1d93440514eb9c81ea4d31d0dd748ff1fa8f9aa6760304272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c17fa84fa1eaa64c96ea55cb1ca4f1b3bedebf90be7186fd3e26249efd330843
[INFO] running `Command { std: "docker" "start" "-a" "c17fa84fa1eaa64c96ea55cb1ca4f1b3bedebf90be7186fd3e26249efd330843", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/observable.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 Some((idx, Err(_))) => {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Locus`
[INFO] [stdout]   --> src/observable.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Locus(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Name`
[INFO] [stdout]   --> src/observable.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Name,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Group`
[INFO] [stdout]   --> src/observable.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Group,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GroupPresence`
[INFO] [stdout]   --> src/observable.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     GroupPresence(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Meta`
[INFO] [stdout]   --> src/observable.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Meta(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/observable.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn new(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CsvBuilder`
[INFO] [stdout]    --> src/observable.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub struct CsvBuilder {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/observable.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `headers`
[INFO] [stdout]    --> src/observable.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn headers(&mut self, headers: bool) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delimiter`
[INFO] [stdout]    --> src/observable.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn delimiter(&mut self, delimiter: u8) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `separator`
[INFO] [stdout]    --> src/observable.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn separator(&mut self, separator: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name_field`
[INFO] [stdout]    --> src/observable.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn name_field(&mut self, name_field: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_field`
[INFO] [stdout]    --> src/observable.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 |     pub fn group_field(&mut self, group_field: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_fields`
[INFO] [stdout]    --> src/observable.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn group_fields(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `meta_fields`
[INFO] [stdout]    --> src/observable.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 |     pub fn meta_fields(&mut self, meta_fields: HashSet<String>) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_reader`
[INFO] [stdout]    --> src/observable.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn from_reader(&self, reader: Box<dyn Read>) -> Result<Csv, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hint`
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     hint: LocusHint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling genomics v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/lib.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     data: ndarray::Array2<AlleleCount>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::*`
[INFO] [stdout]    --> src/observable.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use crate::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/observable.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 Some((idx, Err(_))) => {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `headers`
[INFO] [stdout]    --> src/observable.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn headers(&mut self, headers: bool) -> &mut Self {
[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: `delimiter`
[INFO] [stdout]    --> src/observable.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn delimiter(&mut self, delimiter: u8) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `separator`
[INFO] [stdout]    --> src/observable.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn separator(&mut self, separator: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name_field`
[INFO] [stdout]    --> src/observable.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn name_field(&mut self, name_field: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_field`
[INFO] [stdout]    --> src/observable.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 |     pub fn group_field(&mut self, group_field: &str) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_fields`
[INFO] [stdout]    --> src/observable.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn group_fields(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `meta_fields`
[INFO] [stdout]    --> src/observable.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 |     pub fn meta_fields(&mut self, meta_fields: HashSet<String>) -> &mut Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hint`
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     hint: LocusHint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/lib.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     data: ndarray::Array2<AlleleCount>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/observable.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 | /         sample.observe(
[INFO] [stdout] 251 | |             CsvBuilder::new()
[INFO] [stdout] 252 | |             .from_reader(
[INFO] [stdout] 253 | |                 Box::new("test\n0/0".as_bytes())
[INFO] [stdout] 254 | |             )?
[INFO] [stdout] 255 | |         );
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "c17fa84fa1eaa64c96ea55cb1ca4f1b3bedebf90be7186fd3e26249efd330843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17fa84fa1eaa64c96ea55cb1ca4f1b3bedebf90be7186fd3e26249efd330843", kill_on_drop: false }`
[INFO] [stdout] c17fa84fa1eaa64c96ea55cb1ca4f1b3bedebf90be7186fd3e26249efd330843
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 853992760d470169c388d7241d047e513c98b1f9fc1be4723fec65e9066da53b
[INFO] running `Command { std: "docker" "start" "-a" "853992760d470169c388d7241d047e513c98b1f9fc1be4723fec65e9066da53b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/observable.rs:118:23
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 Some((idx, Err(_))) => {
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Locus`
[INFO] [stderr]   --> src/observable.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Locus(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Name`
[INFO] [stderr]   --> src/observable.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Name,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Group`
[INFO] [stderr]   --> src/observable.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     Group,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GroupPresence`
[INFO] [stderr]   --> src/observable.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     GroupPresence(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Meta`
[INFO] [stderr]   --> src/observable.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Meta(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/observable.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn new(
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CsvBuilder`
[INFO] [stderr]    --> src/observable.rs:128:12
[INFO] [stderr]     |
[INFO] [stderr] 128 | pub struct CsvBuilder {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/observable.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `headers`
[INFO] [stderr]    --> src/observable.rs:154:12
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn headers(&mut self, headers: bool) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delimiter`
[INFO] [stderr]    --> src/observable.rs:159:12
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn delimiter(&mut self, delimiter: u8) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `separator`
[INFO] [stderr]    --> src/observable.rs:164:12
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub fn separator(&mut self, separator: &str) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `name_field`
[INFO] [stderr]    --> src/observable.rs:169:12
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn name_field(&mut self, name_field: &str) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `group_field`
[INFO] [stderr]    --> src/observable.rs:174:12
[INFO] [stderr]     |
[INFO] [stderr] 174 |     pub fn group_field(&mut self, group_field: &str) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `group_fields`
[INFO] [stderr]    --> src/observable.rs:179:12
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn group_fields(
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `meta_fields`
[INFO] [stderr]    --> src/observable.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 189 |     pub fn meta_fields(&mut self, meta_fields: HashSet<String>) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_reader`
[INFO] [stderr]    --> src/observable.rs:194:12
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn from_reader(&self, reader: Box<dyn Read>) -> Result<Csv, Box<dyn Error>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `hint`
[INFO] [stderr]   --> src/lib.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     hint: LocusHint,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/lib.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     data: ndarray::Array2<AlleleCount>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::prelude::*`
[INFO] [stderr]    --> src/observable.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |     use crate::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `headers`
[INFO] [stderr]    --> src/observable.rs:154:12
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn headers(&mut self, headers: bool) -> &mut Self {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/observable.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 | /         sample.observe(
[INFO] [stderr] 251 | |             CsvBuilder::new()
[INFO] [stderr] 252 | |             .from_reader(
[INFO] [stderr] 253 | |                 Box::new("test\n0/0".as_bytes())
[INFO] [stderr] 254 | |             )?
[INFO] [stderr] 255 | |         );
[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: `genomics` (lib) generated 20 warnings
[INFO] [stderr] warning: `genomics` (lib test) generated 13 warnings (10 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/genomics-2d93b328d94d43af)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests genomics
[INFO] [stdout] test observable::tests::test_csv_with_header_has_correct_loci ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "853992760d470169c388d7241d047e513c98b1f9fc1be4723fec65e9066da53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853992760d470169c388d7241d047e513c98b1f9fc1be4723fec65e9066da53b", kill_on_drop: false }`
[INFO] [stdout] 853992760d470169c388d7241d047e513c98b1f9fc1be4723fec65e9066da53b
