[INFO] updating cached repository https://github.com/kellymclaughlin/rust-quickcheck-example
[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] 698332504a0d40080773f9128141b18fc163d61c
[INFO] checking kellymclaughlin/rust-quickcheck-example against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkellymclaughlin%2Frust-quickcheck-example" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kellymclaughlin/rust-quickcheck-example on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kellymclaughlin/rust-quickcheck-example
[INFO] finished tweaking git repo https://github.com/kellymclaughlin/rust-quickcheck-example
[INFO] tweaked toml for git repo https://github.com/kellymclaughlin/rust-quickcheck-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kellymclaughlin/rust-quickcheck-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18429607389ca4aed7c9e9146f69e939bdcab7ade8cfd31116603246175f1dd3
[INFO] running `"docker" "start" "-a" "18429607389ca4aed7c9e9146f69e939bdcab7ade8cfd31116603246175f1dd3"`
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking quickcheck v0.8.3
[INFO] [stderr]     Checking quickcheck-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `StdGen`, `quickcheck`
[INFO] [stderr]   --> src/main.rs:17:22
[INFO] [stderr]    |
[INFO] [stderr] 17 |     use quickcheck::{quickcheck, QuickCheck, StdGen, StdThreadGen};
[INFO] [stderr]    |                      ^^^^^^^^^^              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `"docker" "inspect" "18429607389ca4aed7c9e9146f69e939bdcab7ade8cfd31116603246175f1dd3"`
[INFO] running `"docker" "rm" "-f" "18429607389ca4aed7c9e9146f69e939bdcab7ade8cfd31116603246175f1dd3"`
[INFO] [stdout] 18429607389ca4aed7c9e9146f69e939bdcab7ade8cfd31116603246175f1dd3