[INFO] updating cached repository swtch1/go_rust_yourself
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/swtch1/go_rust_yourself
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/swtch1/go_rust_yourself" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swtch1/go_rust_yourself"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swtch1/go_rust_yourself'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/swtch1/go_rust_yourself" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swtch1/go_rust_yourself"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swtch1/go_rust_yourself'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8eea6b506937f41d7f10728de9a2b399f7cd9762
[INFO] sha for GitHub repo swtch1/go_rust_yourself: 8eea6b506937f41d7f10728de9a2b399f7cd9762
[INFO] validating manifest of swtch1/go_rust_yourself 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 swtch1/go_rust_yourself 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 swtch1/go_rust_yourself
[INFO] finished frobbing swtch1/go_rust_yourself
[INFO] frobbed toml for swtch1/go_rust_yourself written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swtch1/go_rust_yourself/Cargo.toml
[INFO] started frobbing swtch1/go_rust_yourself
[INFO] finished frobbing swtch1/go_rust_yourself
[INFO] frobbed toml for swtch1/go_rust_yourself written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/swtch1/go_rust_yourself/Cargo.toml
[INFO] crate swtch1/go_rust_yourself 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 swtch1/go_rust_yourself against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swtch1/go_rust_yourself:/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] ab3efdde9c872285d6c9e198e66982ac02c1d5111e630ea9cb4ec21cc7ec5c2a
[INFO] running `"docker" "start" "-a" "ab3efdde9c872285d6c9e198e66982ac02c1d5111e630ea9cb4ec21cc7ec5c2a"`
[INFO] [stderr]    Compiling go_rust_yourself v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "ab3efdde9c872285d6c9e198e66982ac02c1d5111e630ea9cb4ec21cc7ec5c2a"`
[INFO] running `"docker" "rm" "-f" "ab3efdde9c872285d6c9e198e66982ac02c1d5111e630ea9cb4ec21cc7ec5c2a"`
[INFO] [stdout] ab3efdde9c872285d6c9e198e66982ac02c1d5111e630ea9cb4ec21cc7ec5c2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swtch1/go_rust_yourself:/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] 17006c1c481ca3f9b46672f130390d2276dd031d93c69f6b10a51e1bc4bfc0ee
[INFO] running `"docker" "start" "-a" "17006c1c481ca3f9b46672f130390d2276dd031d93c69f6b10a51e1bc4bfc0ee"`
[INFO] [stderr]    Compiling go_rust_yourself v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "17006c1c481ca3f9b46672f130390d2276dd031d93c69f6b10a51e1bc4bfc0ee"`
[INFO] running `"docker" "rm" "-f" "17006c1c481ca3f9b46672f130390d2276dd031d93c69f6b10a51e1bc4bfc0ee"`
[INFO] [stdout] 17006c1c481ca3f9b46672f130390d2276dd031d93c69f6b10a51e1bc4bfc0ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/swtch1/go_rust_yourself:/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] c1256a8b56a1cba7d4268fe729858599b820ed138470160743b0e56beff7598d
[INFO] running `"docker" "start" "-a" "c1256a8b56a1cba7d4268fe729858599b820ed138470160743b0e56beff7598d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/go_rust_yourself-cafd14f00286c43d
[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" "c1256a8b56a1cba7d4268fe729858599b820ed138470160743b0e56beff7598d"`
[INFO] running `"docker" "rm" "-f" "c1256a8b56a1cba7d4268fe729858599b820ed138470160743b0e56beff7598d"`
[INFO] [stdout] c1256a8b56a1cba7d4268fe729858599b820ed138470160743b0e56beff7598d