[INFO] crate order-stat 0.1.3 is already in cache
[INFO] extracting crate order-stat 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/order-stat/0.1.3
[INFO] extracting crate order-stat 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/order-stat/0.1.3
[INFO] validating manifest of order-stat-0.1.3 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of order-stat-0.1.3 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing order-stat-0.1.3
[INFO] finished frobbing order-stat-0.1.3
[INFO] frobbed toml for order-stat-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/order-stat/0.1.3/Cargo.toml
[INFO] started frobbing order-stat-0.1.3
[INFO] finished frobbing order-stat-0.1.3
[INFO] frobbed toml for order-stat-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/order-stat/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing order-stat-0.1.3 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/order-stat/0.1.3:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a6094ea87443ea920dbf9a3861243aac4de08a94397c6372ebd3ad063546aaee
[INFO] running `"docker" "start" "-a" "a6094ea87443ea920dbf9a3861243aac4de08a94397c6372ebd3ad063546aaee"`
[INFO] [stderr]    Compiling order-stat v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `mem` is imported redundantly
[INFO] [stderr]   --> src/mom.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::{cmp, mem};
[INFO] [stderr]    |                --- the item `mem` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 84 |     use std::mem;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "a6094ea87443ea920dbf9a3861243aac4de08a94397c6372ebd3ad063546aaee"`
[INFO] running `"docker" "rm" "-f" "a6094ea87443ea920dbf9a3861243aac4de08a94397c6372ebd3ad063546aaee"`
[INFO] [stdout] a6094ea87443ea920dbf9a3861243aac4de08a94397c6372ebd3ad063546aaee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/order-stat/0.1.3:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c47a230f6ca1343d023176356dfa5b989f4943e74e0721747d6dbe5f07385cd3
[INFO] running `"docker" "start" "-a" "c47a230f6ca1343d023176356dfa5b989f4943e74e0721747d6dbe5f07385cd3"`
[INFO] [stderr]    Compiling order-stat v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `mem` is imported redundantly
[INFO] [stderr]   --> src/mom.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::{cmp, mem};
[INFO] [stderr]    |                --- the item `mem` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 84 |     use std::mem;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `"docker" "inspect" "c47a230f6ca1343d023176356dfa5b989f4943e74e0721747d6dbe5f07385cd3"`
[INFO] running `"docker" "rm" "-f" "c47a230f6ca1343d023176356dfa5b989f4943e74e0721747d6dbe5f07385cd3"`
[INFO] [stdout] c47a230f6ca1343d023176356dfa5b989f4943e74e0721747d6dbe5f07385cd3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/order-stat/0.1.3:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b7879b47705ae28b1a97ab50c6472933a7deba13e5130955699e0cb6676588a3
[INFO] running `"docker" "start" "-a" "b7879b47705ae28b1a97ab50c6472933a7deba13e5130955699e0cb6676588a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/order_stat-9644f8c8857ed94e
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test mom::tests::correct_sortings ... ok
[INFO] [stdout] test mom::tests::include_trailing ... ok
[INFO] [stdout] test floyd_rivest::tests::smoke ... ok
[INFO] [stdout] test mom::tests::smoke ... ok
[INFO] [stdout] test quickselect::tests::smoke ... ok
[INFO] [stdout] test floyd_rivest::tests::huge ... ok
[INFO] [stdout] test mom::tests::qc ... ok
[INFO] [stdout] test quickselect::tests::qc ... ok
[INFO] [stdout] test floyd_rivest::tests::qc ... ok
[INFO] [stdout] test quickselect::tests::huge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests order-stat
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - kth (line 103) ... ok
[INFO] [stdout] test src/lib.rs -  (line 23) ... ok
[INFO] [stdout] test src/lib.rs -  (line 41) ... ok
[INFO] [stdout] test src/lib.rs -  (line 54) ... ok
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] test src/lib.rs - kth (line 137) ... ok
[INFO] [stdout] test src/lib.rs -  (line 71) ... ok
[INFO] [stdout] test src/lib.rs -  (line 64) ... ok
[INFO] [stdout] test src/lib.rs - kth (line 147) ... ok
[INFO] [stdout] test src/lib.rs - kth_by (line 182) ... ok
[INFO] [stdout] test src/mom.rs - mom::median_of_medians (line 19) ... ok
[INFO] [stdout] test src/mom.rs - mom::median_of_medians_by (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b7879b47705ae28b1a97ab50c6472933a7deba13e5130955699e0cb6676588a3"`
[INFO] running `"docker" "rm" "-f" "b7879b47705ae28b1a97ab50c6472933a7deba13e5130955699e0cb6676588a3"`
[INFO] [stdout] b7879b47705ae28b1a97ab50c6472933a7deba13e5130955699e0cb6676588a3