[INFO] updating cached repository https://github.com/Dracyr/rust_regnbr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7693dc9f9c0913238bfdcb1fb50b79050c516c30
[INFO] testing Dracyr/rust_regnbr against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDracyr%2Frust_regnbr" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files: 100% (7/7)   
Checking out files: 100% (7/7), done.
[INFO] validating manifest of git repo https://github.com/Dracyr/rust_regnbr on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Dracyr/rust_regnbr
[INFO] finished tweaking git repo https://github.com/Dracyr/rust_regnbr
[INFO] tweaked toml for git repo https://github.com/Dracyr/rust_regnbr written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Dracyr/rust_regnbr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4126c5d71986cd79d48ccc9c4b9a25d18e533b229d8f057181b1075d64466bb8
[INFO] running `"docker" "start" "-a" "4126c5d71986cd79d48ccc9c4b9a25d18e533b229d8f057181b1075d64466bb8"`
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling rust_regnbr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `"docker" "inspect" "4126c5d71986cd79d48ccc9c4b9a25d18e533b229d8f057181b1075d64466bb8"`
[INFO] running `"docker" "rm" "-f" "4126c5d71986cd79d48ccc9c4b9a25d18e533b229d8f057181b1075d64466bb8"`
[INFO] [stdout] 4126c5d71986cd79d48ccc9c4b9a25d18e533b229d8f057181b1075d64466bb8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] 23c90e4f1852a9bf00a164012d502b48e39119b92846ab174131051cf3cd0502
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "23c90e4f1852a9bf00a164012d502b48e39119b92846ab174131051cf3cd0502"`
[INFO] [stderr]    Compiling rust_regnbr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "23c90e4f1852a9bf00a164012d502b48e39119b92846ab174131051cf3cd0502"`
[INFO] running `"docker" "rm" "-f" "23c90e4f1852a9bf00a164012d502b48e39119b92846ab174131051cf3cd0502"`
[INFO] [stdout] 23c90e4f1852a9bf00a164012d502b48e39119b92846ab174131051cf3cd0502
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9d55a44cfad1f9d9b27dc24b505800ba36497ac094ee1618fbccf4eef7ff844e
[INFO] running `"docker" "start" "-a" "9d55a44cfad1f9d9b27dc24b505800ba36497ac094ee1618fbccf4eef7ff844e"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_regnbr-fb577ea2ea63bed9
[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" "9d55a44cfad1f9d9b27dc24b505800ba36497ac094ee1618fbccf4eef7ff844e"`
[INFO] running `"docker" "rm" "-f" "9d55a44cfad1f9d9b27dc24b505800ba36497ac094ee1618fbccf4eef7ff844e"`
[INFO] [stdout] 9d55a44cfad1f9d9b27dc24b505800ba36497ac094ee1618fbccf4eef7ff844e