[INFO] fetching crate optimization 0.1.0...
[INFO] extracting crate optimization 0.1.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/optimization/0.1.0
[INFO] extracting crate optimization 0.1.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/optimization/0.1.0
[INFO] validating manifest of optimization-0.1.0 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 optimization-0.1.0 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 optimization-0.1.0
[INFO] finished frobbing optimization-0.1.0
[INFO] frobbed toml for optimization-0.1.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/optimization/0.1.0/Cargo.toml
[INFO] started frobbing optimization-0.1.0
[INFO] finished frobbing optimization-0.1.0
[INFO] frobbed toml for optimization-0.1.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/optimization/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing optimization-0.1.0 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/optimization/0.1.0:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 73e5905f77dfa58539e7e8efc55ca0a48fc9bbfe0b58d82b5dbd22c3a8e30a6b
[INFO] running `"docker" "start" "-a" "73e5905f77dfa58539e7e8efc55ca0a48fc9bbfe0b58d82b5dbd22c3a8e30a6b"`
[INFO] [stderr]    Compiling optimization v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "73e5905f77dfa58539e7e8efc55ca0a48fc9bbfe0b58d82b5dbd22c3a8e30a6b"`
[INFO] running `"docker" "rm" "-f" "73e5905f77dfa58539e7e8efc55ca0a48fc9bbfe0b58d82b5dbd22c3a8e30a6b"`
[INFO] [stdout] 73e5905f77dfa58539e7e8efc55ca0a48fc9bbfe0b58d82b5dbd22c3a8e30a6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/optimization/0.1.0:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 596f30359cb74ca990b0f08c6765927ee5d8cb16b781fe5d173d5f678867c7eb
[INFO] running `"docker" "start" "-a" "596f30359cb74ca990b0f08c6765927ee5d8cb16b781fe5d173d5f678867c7eb"`
[INFO] [stderr]    Compiling optimization v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `"docker" "inspect" "596f30359cb74ca990b0f08c6765927ee5d8cb16b781fe5d173d5f678867c7eb"`
[INFO] running `"docker" "rm" "-f" "596f30359cb74ca990b0f08c6765927ee5d8cb16b781fe5d173d5f678867c7eb"`
[INFO] [stdout] 596f30359cb74ca990b0f08c6765927ee5d8cb16b781fe5d173d5f678867c7eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/optimization/0.1.0:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 4eee723ea689a7947e3172048c1b90d2ee4a887728ff4616fba21065dbe59fd4
[INFO] running `"docker" "start" "-a" "4eee723ea689a7947e3172048c1b90d2ee4a887728ff4616fba21065dbe59fd4"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/optimization-028b9d37dc32462e
[INFO] [stdout] test utils::tests::test_are_close ... ok
[INFO] [stdout] test utils::tests::test_is_saddle_point ... ok
[INFO] [stdout] test gd::tests::sphere ... ok
[INFO] [stdout] test numeric::tests::test_accuracy ... ok
[INFO] [stdout] test numeric::tests::test_gd_sphere ... ok
[INFO] [stdout] test gd::tests::rosenbrock ... ok
[INFO] [stdout] test numeric::tests::test_gd_rosenbrock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optimization
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/numeric.rs - numeric::NumericalDifferentiation (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4eee723ea689a7947e3172048c1b90d2ee4a887728ff4616fba21065dbe59fd4"`
[INFO] running `"docker" "rm" "-f" "4eee723ea689a7947e3172048c1b90d2ee4a887728ff4616fba21065dbe59fd4"`
[INFO] [stdout] 4eee723ea689a7947e3172048c1b90d2ee4a887728ff4616fba21065dbe59fd4