[INFO] updating cached repository nyghtly-derek/nth-fib
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nyghtly-derek/nth-fib
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nyghtly-derek/nth-fib" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nyghtly-derek/nth-fib"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nyghtly-derek/nth-fib'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nyghtly-derek/nth-fib" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nyghtly-derek/nth-fib"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nyghtly-derek/nth-fib'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c16ca10aad859b01bb2f394b202a0440297a4c2
[INFO] sha for GitHub repo nyghtly-derek/nth-fib: 6c16ca10aad859b01bb2f394b202a0440297a4c2
[INFO] validating manifest of nyghtly-derek/nth-fib 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 nyghtly-derek/nth-fib 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 nyghtly-derek/nth-fib
[INFO] finished frobbing nyghtly-derek/nth-fib
[INFO] frobbed toml for nyghtly-derek/nth-fib written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nyghtly-derek/nth-fib/Cargo.toml
[INFO] started frobbing nyghtly-derek/nth-fib
[INFO] finished frobbing nyghtly-derek/nth-fib
[INFO] frobbed toml for nyghtly-derek/nth-fib written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nyghtly-derek/nth-fib/Cargo.toml
[INFO] crate nyghtly-derek/nth-fib 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 nyghtly-derek/nth-fib against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nyghtly-derek/nth-fib:/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] c30ba32fce0952d061f46835be25934b14ec3d1697f45dd9f9365c41ed1e65e7
[INFO] running `"docker" "start" "-a" "c30ba32fce0952d061f46835be25934b14ec3d1697f45dd9f9365c41ed1e65e7"`
[INFO] [stderr]    Compiling nth_fib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "c30ba32fce0952d061f46835be25934b14ec3d1697f45dd9f9365c41ed1e65e7"`
[INFO] running `"docker" "rm" "-f" "c30ba32fce0952d061f46835be25934b14ec3d1697f45dd9f9365c41ed1e65e7"`
[INFO] [stdout] c30ba32fce0952d061f46835be25934b14ec3d1697f45dd9f9365c41ed1e65e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nyghtly-derek/nth-fib:/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] f81ca2336d1d6bd42dcb97695bd44f009f1c8ecf1ddf03f982b909d7d3c91ca2
[INFO] running `"docker" "start" "-a" "f81ca2336d1d6bd42dcb97695bd44f009f1c8ecf1ddf03f982b909d7d3c91ca2"`
[INFO] [stderr]    Compiling nth_fib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "f81ca2336d1d6bd42dcb97695bd44f009f1c8ecf1ddf03f982b909d7d3c91ca2"`
[INFO] running `"docker" "rm" "-f" "f81ca2336d1d6bd42dcb97695bd44f009f1c8ecf1ddf03f982b909d7d3c91ca2"`
[INFO] [stdout] f81ca2336d1d6bd42dcb97695bd44f009f1c8ecf1ddf03f982b909d7d3c91ca2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nyghtly-derek/nth-fib:/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] 665e9393d9ade3ef0581dc21d9229812c85bf6f24eae378d22c41b49418d2ae7
[INFO] running `"docker" "start" "-a" "665e9393d9ade3ef0581dc21d9229812c85bf6f24eae378d22c41b49418d2ae7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nth_fib-66dbb0db2e5031e8
[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" "665e9393d9ade3ef0581dc21d9229812c85bf6f24eae378d22c41b49418d2ae7"`
[INFO] running `"docker" "rm" "-f" "665e9393d9ade3ef0581dc21d9229812c85bf6f24eae378d22c41b49418d2ae7"`
[INFO] [stdout] 665e9393d9ade3ef0581dc21d9229812c85bf6f24eae378d22c41b49418d2ae7