[INFO] updating cached repository danijoo/lj_monte_carlo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/danijoo/lj_monte_carlo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/danijoo/lj_monte_carlo" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/danijoo/lj_monte_carlo"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/danijoo/lj_monte_carlo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/danijoo/lj_monte_carlo" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/danijoo/lj_monte_carlo"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/danijoo/lj_monte_carlo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3637253f841b8e39e1dc78812aef242f6c57c2f2
[INFO] sha for GitHub repo danijoo/lj_monte_carlo: 3637253f841b8e39e1dc78812aef242f6c57c2f2
[INFO] validating manifest of danijoo/lj_monte_carlo on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of danijoo/lj_monte_carlo on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing danijoo/lj_monte_carlo
[INFO] finished frobbing danijoo/lj_monte_carlo
[INFO] frobbed toml for danijoo/lj_monte_carlo written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/danijoo/lj_monte_carlo/Cargo.toml
[INFO] started frobbing danijoo/lj_monte_carlo
[INFO] finished frobbing danijoo/lj_monte_carlo
[INFO] frobbed toml for danijoo/lj_monte_carlo written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/danijoo/lj_monte_carlo/Cargo.toml
[INFO] crate danijoo/lj_monte_carlo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking danijoo/lj_monte_carlo against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/danijoo/lj_monte_carlo:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a04b6bbfdce4f47dcdc6d2bb369ead440ecf49e1dc4ba621e7b2d124c7bfb2d6
[INFO] running `"docker" "start" "-a" "a04b6bbfdce4f47dcdc6d2bb369ead440ecf49e1dc4ba621e7b2d124c7bfb2d6"`
[INFO] [stderr]     Checking mclj v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     /** Definition of default run parameters **/
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 44 |     let mut eq_steps  = 1000000;
[INFO] [stderr]    |     ---------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     /** Initialize the system **/
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 76 |     let beta = 1.0/temperature;
[INFO] [stderr]    |     --------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     /** Definition of default run parameters **/
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 44 |     let mut eq_steps  = 1000000;
[INFO] [stderr]    |     ---------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     /** Initialize the system **/
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 76 |     let beta = 1.0/temperature;
[INFO] [stderr]    |     --------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/trajectory.rs:119:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 Err(e) => return panic!("no new frame!")
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "a04b6bbfdce4f47dcdc6d2bb369ead440ecf49e1dc4ba621e7b2d124c7bfb2d6"`
[INFO] running `"docker" "rm" "-f" "a04b6bbfdce4f47dcdc6d2bb369ead440ecf49e1dc4ba621e7b2d124c7bfb2d6"`
[INFO] [stdout] a04b6bbfdce4f47dcdc6d2bb369ead440ecf49e1dc4ba621e7b2d124c7bfb2d6