[INFO] crate jagged_array 0.2.4 is already in cache
[INFO] extracting crate jagged_array 0.2.4 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/jagged_array/0.2.4
[INFO] extracting crate jagged_array 0.2.4 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/jagged_array/0.2.4
[INFO] validating manifest of jagged_array-0.2.4 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jagged_array-0.2.4 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jagged_array-0.2.4
[INFO] finished frobbing jagged_array-0.2.4
[INFO] frobbed toml for jagged_array-0.2.4 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/jagged_array/0.2.4/Cargo.toml
[INFO] started frobbing jagged_array-0.2.4
[INFO] finished frobbing jagged_array-0.2.4
[INFO] frobbed toml for jagged_array-0.2.4 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/jagged_array/0.2.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking jagged_array-0.2.4 against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-0/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/jagged_array/0.2.4:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4e42517cefbcc801f615e055912e5124492defad7343a0a1c47ed35f857c17e8
[INFO] running `"docker" "start" "-a" "4e42517cefbcc801f615e055912e5124492defad7343a0a1c47ed35f857c17e8"`
[INFO] [stderr]     Checking jagged_array v0.2.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]  --> benches/jagged2.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::iter::FromIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `XorShiftRng`
[INFO] [stderr]   --> benches/jagged2.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand::{Rng, XorShiftRng};
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "4e42517cefbcc801f615e055912e5124492defad7343a0a1c47ed35f857c17e8"`
[INFO] running `"docker" "rm" "-f" "4e42517cefbcc801f615e055912e5124492defad7343a0a1c47ed35f857c17e8"`
[INFO] [stdout] 4e42517cefbcc801f615e055912e5124492defad7343a0a1c47ed35f857c17e8