[INFO] cloning repository semahawk/page_replacement
[INFO] running `"git" "clone" "--bare" "git://github.com/semahawk/page_replacement.git" "work/cache/sources/gh/semahawk/page_replacement"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/semahawk/page_replacement'...
[INFO] running `"git" "clone" "work/cache/sources/gh/semahawk/page_replacement" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/semahawk/page_replacement"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/semahawk/page_replacement'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/semahawk/page_replacement" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/semahawk/page_replacement"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of semahawk/page_replacement 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 semahawk/page_replacement
[INFO] finished frobbing semahawk/page_replacement
[INFO] frobbed toml for semahawk/page_replacement written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/semahawk/page_replacement/Cargo.toml
[INFO] crate semahawk/page_replacement 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 semahawk/page_replacement against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 084754a4b961f2a6be8151cd6e681f71fec83faf08cf6502b0469238bc70b99e
[INFO] running `"docker" "start" "-a" "084754a4b961f2a6be8151cd6e681f71fec83faf08cf6502b0469238bc70b99e"`
[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 1.01s
[INFO] running `"docker" "inspect" "084754a4b961f2a6be8151cd6e681f71fec83faf08cf6502b0469238bc70b99e"`
[INFO] running `"docker" "rm" "-f" "084754a4b961f2a6be8151cd6e681f71fec83faf08cf6502b0469238bc70b99e"`
[INFO] [stdout] 084754a4b961f2a6be8151cd6e681f71fec83faf08cf6502b0469238bc70b99e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 99b6fdd38ed2227cb2b8ce23210e9849aee86b98781fb1a91d8cad44ef5e38e6
[INFO] running `"docker" "start" "-a" "99b6fdd38ed2227cb2b8ce23210e9849aee86b98781fb1a91d8cad44ef5e38e6"`
[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 0.72s
[INFO] running `"docker" "inspect" "99b6fdd38ed2227cb2b8ce23210e9849aee86b98781fb1a91d8cad44ef5e38e6"`
[INFO] running `"docker" "rm" "-f" "99b6fdd38ed2227cb2b8ce23210e9849aee86b98781fb1a91d8cad44ef5e38e6"`
[INFO] [stdout] 99b6fdd38ed2227cb2b8ce23210e9849aee86b98781fb1a91d8cad44ef5e38e6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] adc3c40aceb93d1911798adb2bc25bd5a1c96df556ae904f53b0c17b2ba32a7d
[INFO] running `"docker" "start" "-a" "adc3c40aceb93d1911798adb2bc25bd5a1c96df556ae904f53b0c17b2ba32a7d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/page_replacement-f53483a358e7a9b6
[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" "adc3c40aceb93d1911798adb2bc25bd5a1c96df556ae904f53b0c17b2ba32a7d"`
[INFO] running `"docker" "rm" "-f" "adc3c40aceb93d1911798adb2bc25bd5a1c96df556ae904f53b0c17b2ba32a7d"`
[INFO] [stdout] adc3c40aceb93d1911798adb2bc25bd5a1c96df556ae904f53b0c17b2ba32a7d