[INFO] updating cached repository chrissharp80/rust_read_file
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chrissharp80/rust_read_file
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chrissharp80/rust_read_file" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrissharp80/rust_read_file"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrissharp80/rust_read_file'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chrissharp80/rust_read_file" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chrissharp80/rust_read_file"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chrissharp80/rust_read_file'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aafcb04efcb7ae1aa851dd9a000a1547a5401491
[INFO] sha for GitHub repo chrissharp80/rust_read_file: aafcb04efcb7ae1aa851dd9a000a1547a5401491
[INFO] validating manifest of chrissharp80/rust_read_file 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 chrissharp80/rust_read_file 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 chrissharp80/rust_read_file
[INFO] finished frobbing chrissharp80/rust_read_file
[INFO] frobbed toml for chrissharp80/rust_read_file written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrissharp80/rust_read_file/Cargo.toml
[INFO] started frobbing chrissharp80/rust_read_file
[INFO] finished frobbing chrissharp80/rust_read_file
[INFO] frobbed toml for chrissharp80/rust_read_file written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chrissharp80/rust_read_file/Cargo.toml
[INFO] crate chrissharp80/rust_read_file 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 chrissharp80/rust_read_file against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrissharp80/rust_read_file:/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] 242f8ad1201bb069fd26ddd8094e5778a5192d4a3e27d578f0c4b78e739811d6
[INFO] running `"docker" "start" "-a" "242f8ad1201bb069fd26ddd8094e5778a5192d4a3e27d578f0c4b78e739811d6"`
[INFO] [stderr]    Compiling text_io v0.1.6
[INFO] [stderr]    Compiling union_find v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "242f8ad1201bb069fd26ddd8094e5778a5192d4a3e27d578f0c4b78e739811d6"`
[INFO] running `"docker" "rm" "-f" "242f8ad1201bb069fd26ddd8094e5778a5192d4a3e27d578f0c4b78e739811d6"`
[INFO] [stdout] 242f8ad1201bb069fd26ddd8094e5778a5192d4a3e27d578f0c4b78e739811d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrissharp80/rust_read_file:/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] fe269ba5630869afd12dcba7ac76bb24caab7069227a95f3945e101fe6f4ac0e
[INFO] running `"docker" "start" "-a" "fe269ba5630869afd12dcba7ac76bb24caab7069227a95f3945e101fe6f4ac0e"`
[INFO] [stderr]    Compiling union_find v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "fe269ba5630869afd12dcba7ac76bb24caab7069227a95f3945e101fe6f4ac0e"`
[INFO] running `"docker" "rm" "-f" "fe269ba5630869afd12dcba7ac76bb24caab7069227a95f3945e101fe6f4ac0e"`
[INFO] [stdout] fe269ba5630869afd12dcba7ac76bb24caab7069227a95f3945e101fe6f4ac0e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrissharp80/rust_read_file:/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] f1c64f4cf39d7d1bd3f834b825fad7dc80875ac1573401675837eeede93fa8a0
[INFO] running `"docker" "start" "-a" "f1c64f4cf39d7d1bd3f834b825fad7dc80875ac1573401675837eeede93fa8a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/union_find-6c077efc10617064
[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" "f1c64f4cf39d7d1bd3f834b825fad7dc80875ac1573401675837eeede93fa8a0"`
[INFO] running `"docker" "rm" "-f" "f1c64f4cf39d7d1bd3f834b825fad7dc80875ac1573401675837eeede93fa8a0"`
[INFO] [stdout] f1c64f4cf39d7d1bd3f834b825fad7dc80875ac1573401675837eeede93fa8a0