[INFO] cloning repository jajo-11/numeric_laplace
[INFO] running `"git" "clone" "--bare" "git://github.com/jajo-11/numeric_laplace.git" "work/cache/sources/gh/jajo-11/numeric_laplace"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jajo-11/numeric_laplace'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jajo-11/numeric_laplace" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jajo-11/numeric_laplace"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jajo-11/numeric_laplace'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jajo-11/numeric_laplace" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jajo-11/numeric_laplace"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jajo-11/numeric_laplace'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e7e3dc51eb4750ff8ef401bc9433e6fb60e158ea
[INFO] sha for GitHub repo jajo-11/numeric_laplace: e7e3dc51eb4750ff8ef401bc9433e6fb60e158ea
[INFO] validating manifest of jajo-11/numeric_laplace on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jajo-11/numeric_laplace on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jajo-11/numeric_laplace
[INFO] finished frobbing jajo-11/numeric_laplace
[INFO] frobbed toml for jajo-11/numeric_laplace written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jajo-11/numeric_laplace/Cargo.toml
[INFO] started frobbing jajo-11/numeric_laplace
[INFO] finished frobbing jajo-11/numeric_laplace
[INFO] frobbed toml for jajo-11/numeric_laplace written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jajo-11/numeric_laplace/Cargo.toml
[INFO] crate jajo-11/numeric_laplace already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jajo-11/numeric_laplace against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jajo-11/numeric_laplace:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] dbdfa50edb4f8df8c294e3bee5796db02027692daa190f1b55b129bb3d353fe8
[INFO] running `"docker" "start" "-a" "dbdfa50edb4f8df8c294e3bee5796db02027692daa190f1b55b129bb3d353fe8"`
[INFO] [stderr]    Compiling rand_core v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.4.0
[INFO] [stderr]    Compiling rand v0.5.0
[INFO] [stderr]    Compiling numeric_laplace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:150:21
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 let mut delta = self.nodes[i] - new_value;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:179:21
[INFO] [stderr]     |
[INFO] [stderr] 179 |                 let mut delta = self.nodes[j] - new_value;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/thread_pool.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |                             let mut delta = nodes[i] - new_value;
[INFO] [stderr]    |                                 ----^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `"docker" "inspect" "dbdfa50edb4f8df8c294e3bee5796db02027692daa190f1b55b129bb3d353fe8"`
[INFO] running `"docker" "rm" "-f" "dbdfa50edb4f8df8c294e3bee5796db02027692daa190f1b55b129bb3d353fe8"`
[INFO] [stdout] dbdfa50edb4f8df8c294e3bee5796db02027692daa190f1b55b129bb3d353fe8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jajo-11/numeric_laplace:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6756a1f6cd12b9fb3c49b74276b9ff4902e92035dbdb9604e652f929f53a0fd0
[INFO] running `"docker" "start" "-a" "6756a1f6cd12b9fb3c49b74276b9ff4902e92035dbdb9604e652f929f53a0fd0"`
[INFO] [stderr]    Compiling numeric_laplace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:150:21
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 let mut delta = self.nodes[i] - new_value;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:179:21
[INFO] [stderr]     |
[INFO] [stderr] 179 |                 let mut delta = self.nodes[j] - new_value;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/thread_pool.rs:36:33
[INFO] [stderr]    |
[INFO] [stderr] 36 |                             let mut delta = nodes[i] - new_value;
[INFO] [stderr]    |                                 ----^^^^^
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `"docker" "inspect" "6756a1f6cd12b9fb3c49b74276b9ff4902e92035dbdb9604e652f929f53a0fd0"`
[INFO] running `"docker" "rm" "-f" "6756a1f6cd12b9fb3c49b74276b9ff4902e92035dbdb9604e652f929f53a0fd0"`
[INFO] [stdout] 6756a1f6cd12b9fb3c49b74276b9ff4902e92035dbdb9604e652f929f53a0fd0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jajo-11/numeric_laplace:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 594822410cd83c560401ce87e247aa32e033c7b9397709d592d67d8ee3cff4eb
[INFO] running `"docker" "start" "-a" "594822410cd83c560401ce87e247aa32e033c7b9397709d592d67d8ee3cff4eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/numeric_laplace-b03825d616385060
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-6b183bcbebb4e71b
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_over_relaxation-13b989118367f556
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests numeric_laplace
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "594822410cd83c560401ce87e247aa32e033c7b9397709d592d67d8ee3cff4eb"`
[INFO] running `"docker" "rm" "-f" "594822410cd83c560401ce87e247aa32e033c7b9397709d592d67d8ee3cff4eb"`
[INFO] [stdout] 594822410cd83c560401ce87e247aa32e033c7b9397709d592d67d8ee3cff4eb