[INFO] updating cached repository chfi/rust-qtlreaper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chfi/rust-qtlreaper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chfi/rust-qtlreaper" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chfi/rust-qtlreaper"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chfi/rust-qtlreaper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chfi/rust-qtlreaper" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chfi/rust-qtlreaper"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chfi/rust-qtlreaper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf1901645206763d660a2499889f42d369672d79
[INFO] sha for GitHub repo chfi/rust-qtlreaper: bf1901645206763d660a2499889f42d369672d79
[INFO] validating manifest of chfi/rust-qtlreaper on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chfi/rust-qtlreaper on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chfi/rust-qtlreaper
[INFO] finished frobbing chfi/rust-qtlreaper
[INFO] frobbed toml for chfi/rust-qtlreaper written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chfi/rust-qtlreaper/Cargo.toml
[INFO] started frobbing chfi/rust-qtlreaper
[INFO] finished frobbing chfi/rust-qtlreaper
[INFO] frobbed toml for chfi/rust-qtlreaper written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chfi/rust-qtlreaper/Cargo.toml
[INFO] crate chfi/rust-qtlreaper already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chfi/rust-qtlreaper against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chfi/rust-qtlreaper:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9a17cb3ba1ce71d0e8bcac1d711444fa81c098fb9623cf67eb6021cee5637045
[INFO] running `"docker" "start" "-a" "9a17cb3ba1ce71d0e8bcac1d711444fa81c098fb9623cf67eb6021cee5637045"`
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking qtlreaper v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/regression.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |     let n = traits.len();
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/regression.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |     for i in 0..n_test {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/regression.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |     let n = traits.len();
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/regression.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |     for i in 0..n_test {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PERMUTATION_TESTSIZE`
[INFO] [stderr]  --> src/regression.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const PERMUTATION_TESTSIZE: usize = 1000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `regression_2n_variance`
[INFO] [stderr]    --> src/regression.rs:251:1
[INFO] [stderr]     |
[INFO] [stderr] 251 | / fn regression_2n_variance(
[INFO] [stderr] 252 | |     traits: &[f64],
[INFO] [stderr] 253 | |     genotypes: &[f64],
[INFO] [stderr] 254 | |     variance: &[f64],
[INFO] [stderr] ...   |
[INFO] [stderr] 298 | |     }
[INFO] [stderr] 299 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PERMUTATION_TESTSIZE`
[INFO] [stderr]  --> src/regression.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const PERMUTATION_TESTSIZE: usize = 1000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `regression_2n_variance`
[INFO] [stderr]    --> src/regression.rs:251:1
[INFO] [stderr]     |
[INFO] [stderr] 251 | / fn regression_2n_variance(
[INFO] [stderr] 252 | |     traits: &[f64],
[INFO] [stderr] 253 | |     genotypes: &[f64],
[INFO] [stderr] 254 | |     variance: &[f64],
[INFO] [stderr] ...   |
[INFO] [stderr] 298 | |     }
[INFO] [stderr] 299 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.37s
[INFO] running `"docker" "inspect" "9a17cb3ba1ce71d0e8bcac1d711444fa81c098fb9623cf67eb6021cee5637045"`
[INFO] running `"docker" "rm" "-f" "9a17cb3ba1ce71d0e8bcac1d711444fa81c098fb9623cf67eb6021cee5637045"`
[INFO] [stdout] 9a17cb3ba1ce71d0e8bcac1d711444fa81c098fb9623cf67eb6021cee5637045