[INFO] updating cached repository semahawk/page_replacement
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/semahawk/page_replacement
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/semahawk/page_replacement" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/semahawk/page_replacement"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/semahawk/page_replacement'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/semahawk/page_replacement" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/semahawk/page_replacement"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/semahawk/page_replacement'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 23b35a253abd5dfe830aee205ed173dd1e38ad7f
[INFO] sha for GitHub repo semahawk/page_replacement: 23b35a253abd5dfe830aee205ed173dd1e38ad7f
[INFO] validating manifest of semahawk/page_replacement on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of semahawk/page_replacement on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing semahawk/page_replacement
[INFO] finished frobbing semahawk/page_replacement
[INFO] frobbed toml for semahawk/page_replacement written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/semahawk/page_replacement/Cargo.toml
[INFO] started frobbing semahawk/page_replacement
[INFO] finished frobbing semahawk/page_replacement
[INFO] frobbed toml for semahawk/page_replacement written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/semahawk/page_replacement/Cargo.toml
[INFO] crate semahawk/page_replacement has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing semahawk/page_replacement against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/semahawk/page_replacement:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] edcdb77f07dbc69b45ca8adea073201453453ce1b95baef4dd833dd02dd5c0ef
[INFO] running `"docker" "start" "-a" "edcdb77f07dbc69b45ca8adea073201453453ce1b95baef4dd833dd02dd5c0ef"`
[INFO] [stderr]    Compiling page_replacement v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `swapped_to_disk`
[INFO] [stderr]   --> src/memory.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 |   swapped_to_disk: bool,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "edcdb77f07dbc69b45ca8adea073201453453ce1b95baef4dd833dd02dd5c0ef"`
[INFO] running `"docker" "rm" "-f" "edcdb77f07dbc69b45ca8adea073201453453ce1b95baef4dd833dd02dd5c0ef"`
[INFO] [stdout] edcdb77f07dbc69b45ca8adea073201453453ce1b95baef4dd833dd02dd5c0ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/semahawk/page_replacement:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0d271d36befe67e23b8e92f0c42c04fee6cc507d6001d1eb3a1f40235b00f222
[INFO] running `"docker" "start" "-a" "0d271d36befe67e23b8e92f0c42c04fee6cc507d6001d1eb3a1f40235b00f222"`
[INFO] [stderr]    Compiling page_replacement v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `swapped_to_disk`
[INFO] [stderr]   --> src/memory.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 |   swapped_to_disk: bool,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "0d271d36befe67e23b8e92f0c42c04fee6cc507d6001d1eb3a1f40235b00f222"`
[INFO] running `"docker" "rm" "-f" "0d271d36befe67e23b8e92f0c42c04fee6cc507d6001d1eb3a1f40235b00f222"`
[INFO] [stdout] 0d271d36befe67e23b8e92f0c42c04fee6cc507d6001d1eb3a1f40235b00f222
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/semahawk/page_replacement:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] a73b538d938685137d284f31c473fa4f0842178bdeaa0744ead533698b189753
[INFO] running `"docker" "start" "-a" "a73b538d938685137d284f31c473fa4f0842178bdeaa0744ead533698b189753"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/page_replacement-a686a47b70a348f6
[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" "a73b538d938685137d284f31c473fa4f0842178bdeaa0744ead533698b189753"`
[INFO] running `"docker" "rm" "-f" "a73b538d938685137d284f31c473fa4f0842178bdeaa0744ead533698b189753"`
[INFO] [stdout] a73b538d938685137d284f31c473fa4f0842178bdeaa0744ead533698b189753