[INFO] updating cached repository nkmazur/cert_machine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nkmazur/cert_machine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nkmazur/cert_machine" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/nkmazur/cert_machine"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/nkmazur/cert_machine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nkmazur/cert_machine" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/nkmazur/cert_machine"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/nkmazur/cert_machine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0fdd2b690effb8c339b5f92ee617cf267e6cf313
[INFO] sha for GitHub repo nkmazur/cert_machine: 0fdd2b690effb8c339b5f92ee617cf267e6cf313
[INFO] validating manifest of nkmazur/cert_machine on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nkmazur/cert_machine on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nkmazur/cert_machine
[INFO] finished frobbing nkmazur/cert_machine
[INFO] frobbed toml for nkmazur/cert_machine written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/nkmazur/cert_machine/Cargo.toml
[INFO] started frobbing nkmazur/cert_machine
[INFO] finished frobbing nkmazur/cert_machine
[INFO] frobbed toml for nkmazur/cert_machine written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/nkmazur/cert_machine/Cargo.toml
[INFO] crate nkmazur/cert_machine has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nkmazur/cert_machine against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-5/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/nkmazur/cert_machine:/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 341c9824b6dd45087b3cbabb012a96271e5a6c188941c801da3d187558cb4b9b
[INFO] running `"docker" "start" "-a" "341c9824b6dd45087b3cbabb012a96271e5a6c188941c801da3d187558cb4b9b"`
[INFO] [stderr]    Compiling gumdrop_derive v0.5.0
[INFO] [stderr]     Checking gumdrop v0.5.0
[INFO] [stderr]     Checking cert_machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `EtcdServer`
[INFO] [stderr]   --> src/kubernetes_certs.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     EtcdServer(&'a Instance),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Kubelet`
[INFO] [stderr]   --> src/kubernetes_certs.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     Kubelet(&'a Instance),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EtcdServer`
[INFO] [stderr]   --> src/kubernetes_certs.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     EtcdServer(&'a Instance),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Kubelet`
[INFO] [stderr]   --> src/kubernetes_certs.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     Kubelet(&'a Instance),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `"docker" "inspect" "341c9824b6dd45087b3cbabb012a96271e5a6c188941c801da3d187558cb4b9b"`
[INFO] running `"docker" "rm" "-f" "341c9824b6dd45087b3cbabb012a96271e5a6c188941c801da3d187558cb4b9b"`
[INFO] [stdout] 341c9824b6dd45087b3cbabb012a96271e5a6c188941c801da3d187558cb4b9b