[INFO] cloning repository https://github.com/djthegr8/rst
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djthegr8/rst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjthegr8%2Frst", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjthegr8%2Frst'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa1b69d0ea9597e25d4e2fab72dfcc80b98fcf29
[INFO] testing djthegr8/rst against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjthegr8%2Frst" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/djthegr8/rst on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/djthegr8/rst
[INFO] finished tweaking git repo https://github.com/djthegr8/rst
[INFO] tweaked toml for git repo https://github.com/djthegr8/rst written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/djthegr8/rst already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4398185c961cc8f7fe69c844f827cf549ced0b18925e4eddfcbe7f7c93661123
[INFO] running `Command { std: "docker" "start" "-a" "4398185c961cc8f7fe69c844f827cf549ced0b18925e4eddfcbe7f7c93661123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4398185c961cc8f7fe69c844f827cf549ced0b18925e4eddfcbe7f7c93661123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4398185c961cc8f7fe69c844f827cf549ced0b18925e4eddfcbe7f7c93661123", kill_on_drop: false }`
[INFO] [stdout] 4398185c961cc8f7fe69c844f827cf549ced0b18925e4eddfcbe7f7c93661123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 548ed35744abcc89b23fd7aea2b9ef831440c4b895cfa46a2677befa826b717e
[INFO] running `Command { std: "docker" "start" "-a" "548ed35744abcc89b23fd7aea2b9ef831440c4b895cfa46a2677befa826b717e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathVecRst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/util.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromIterator`, `Skip`
[INFO] [stdout]  --> src/util.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::{FromIterator, Skip};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_mean`
[INFO] [stdout]   --> src/util.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn calc_mean(list: &Vec<i32>) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_median`
[INFO] [stdout]   --> src/util.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn calc_median(list: &Vec<i32>) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_mode`
[INFO] [stdout]   --> src/util.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn calc_mode(list: &Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_pig_latin`
[INFO] [stdout]   --> src/util.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn to_pig_latin(english_: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `mathVecRst` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `math_vec_rst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `str::<impl str>::to_lowercase` that must be used
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         inp.to_lowercase();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the lowercase string as a new String, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "548ed35744abcc89b23fd7aea2b9ef831440c4b895cfa46a2677befa826b717e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548ed35744abcc89b23fd7aea2b9ef831440c4b895cfa46a2677befa826b717e", kill_on_drop: false }`
[INFO] [stdout] 548ed35744abcc89b23fd7aea2b9ef831440c4b895cfa46a2677befa826b717e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dfea84bd761776444fcb7d8f156979811431e4bfdc73124f74b9080c56585ff
[INFO] running `Command { std: "docker" "start" "-a" "9dfea84bd761776444fcb7d8f156979811431e4bfdc73124f74b9080c56585ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathVecRst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/util.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromIterator`, `Skip`
[INFO] [stdout]  --> src/util.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::{FromIterator, Skip};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_mean`
[INFO] [stdout]   --> src/util.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn calc_mean(list: &Vec<i32>) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_median`
[INFO] [stdout]   --> src/util.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn calc_median(list: &Vec<i32>) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_mode`
[INFO] [stdout]   --> src/util.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn calc_mode(list: &Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_pig_latin`
[INFO] [stdout]   --> src/util.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn to_pig_latin(english_: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `mathVecRst` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `math_vec_rst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `str::<impl str>::to_lowercase` that must be used
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         inp.to_lowercase();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the lowercase string as a new String, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "9dfea84bd761776444fcb7d8f156979811431e4bfdc73124f74b9080c56585ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dfea84bd761776444fcb7d8f156979811431e4bfdc73124f74b9080c56585ff", kill_on_drop: false }`
[INFO] [stdout] 9dfea84bd761776444fcb7d8f156979811431e4bfdc73124f74b9080c56585ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48fb0af5de06867f47ee3188815aa4a036b8167dfc042784143f28eb710a1edc
[INFO] running `Command { std: "docker" "start" "-a" "48fb0af5de06867f47ee3188815aa4a036b8167dfc042784143f28eb710a1edc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/util.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                                 ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FromIterator`, `Skip`
[INFO] [stderr]  --> src/util.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::iter::{FromIterator, Skip};
[INFO] [stderr]   |                 ^^^^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calc_mean`
[INFO] [stderr]   --> src/util.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn calc_mean(list: &Vec<i32>) -> f32 {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calc_median`
[INFO] [stderr]   --> src/util.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn calc_median(list: &Vec<i32>) -> f32 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calc_mode`
[INFO] [stderr]   --> src/util.rs:36:4
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn calc_mode(list: &Vec<i32>) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_pig_latin`
[INFO] [stderr]   --> src/util.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn to_pig_latin(english_: &String) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `mathVecRst` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `math_vec_rst`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `str::<impl str>::to_lowercase` that must be used
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         inp.to_lowercase();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this returns the lowercase string as a new String, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: `mathVecRst` (bin "mathVecRst" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mathVecRst-af8ed6d3d9b917c6)
[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" "48fb0af5de06867f47ee3188815aa4a036b8167dfc042784143f28eb710a1edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fb0af5de06867f47ee3188815aa4a036b8167dfc042784143f28eb710a1edc", kill_on_drop: false }`
[INFO] [stdout] 48fb0af5de06867f47ee3188815aa4a036b8167dfc042784143f28eb710a1edc