[INFO] updating cached repository strymon-system/reconstruction
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/strymon-system/reconstruction
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/strymon-system/reconstruction" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/strymon-system/reconstruction"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/strymon-system/reconstruction'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/strymon-system/reconstruction" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/strymon-system/reconstruction"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/strymon-system/reconstruction'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf576a7eeced99fcfebcddd1995207374a11d9b3
[INFO] sha for GitHub repo strymon-system/reconstruction: cf576a7eeced99fcfebcddd1995207374a11d9b3
[INFO] validating manifest of strymon-system/reconstruction 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 strymon-system/reconstruction 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 strymon-system/reconstruction
[INFO] finished frobbing strymon-system/reconstruction
[INFO] frobbed toml for strymon-system/reconstruction written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/strymon-system/reconstruction/Cargo.toml
[INFO] started frobbing strymon-system/reconstruction
[INFO] finished frobbing strymon-system/reconstruction
[INFO] frobbed toml for strymon-system/reconstruction written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/strymon-system/reconstruction/Cargo.toml
[INFO] crate strymon-system/reconstruction 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] [stderr]     Blocking waiting for file lock on the registry index
[INFO] building strymon-system/reconstruction against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/strymon-system/reconstruction:/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] 5bdb7f7a471afd9c225ddbbc0168975d664b5852fd418a5966b8080fb03dc35e
[INFO] running `"docker" "start" "-a" "5bdb7f7a471afd9c225ddbbc0168975d664b5852fd418a5966b8080fb03dc35e"`
[INFO] [stderr]    Compiling abomonation v0.5.0
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling abomonation_derive v0.3.0
[INFO] [stderr]    Compiling timely_communication v0.5.0
[INFO] [stderr]    Compiling timely v0.5.0
[INFO] [stderr]    Compiling reconstruction v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.21s
[INFO] running `"docker" "inspect" "5bdb7f7a471afd9c225ddbbc0168975d664b5852fd418a5966b8080fb03dc35e"`
[INFO] running `"docker" "rm" "-f" "5bdb7f7a471afd9c225ddbbc0168975d664b5852fd418a5966b8080fb03dc35e"`
[INFO] [stdout] 5bdb7f7a471afd9c225ddbbc0168975d664b5852fd418a5966b8080fb03dc35e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/strymon-system/reconstruction:/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] 80ac63d6d3db6d780fe83295747c58fa7a82517f5ea679554850ca9e21bad58a
[INFO] running `"docker" "start" "-a" "80ac63d6d3db6d780fe83295747c58fa7a82517f5ea679554850ca9e21bad58a"`
[INFO] [stderr]    Compiling reconstruction v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `"docker" "inspect" "80ac63d6d3db6d780fe83295747c58fa7a82517f5ea679554850ca9e21bad58a"`
[INFO] running `"docker" "rm" "-f" "80ac63d6d3db6d780fe83295747c58fa7a82517f5ea679554850ca9e21bad58a"`
[INFO] [stdout] 80ac63d6d3db6d780fe83295747c58fa7a82517f5ea679554850ca9e21bad58a