Dec 19 20:23:00.759 INFO checking archer884/swaptracker against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:23:00.759 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/archer884/swaptracker:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:23:01.204 INFO [stdout] 13035b1fc35115838b200154e5b5884a6c5b07102149a45169f1b8a95546a9a2
Dec 19 20:23:01.208 INFO running `"docker" "start" "-a" "13035b1fc35115838b200154e5b5884a6c5b07102149a45169f1b8a95546a9a2"`
Dec 19 20:23:02.432 INFO [stderr]    Compiling sys-info v0.5.6
Dec 19 20:23:03.922 INFO [stderr]     Checking swaptracker v0.1.0 (/opt/crater/workdir)
Dec 19 20:23:04.229 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 20:23:04.229 INFO [stderr]   --> src/error.rs:57:35
Dec 19 20:23:04.229 INFO [stderr]    |
Dec 19 20:23:04.229 INFO [stderr] 57 |         if let Some(cause) = self.cause() {
Dec 19 20:23:04.229 INFO [stderr]    |                                   ^^^^^
Dec 19 20:23:04.229 INFO [stderr]    |
Dec 19 20:23:04.229 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 20:23:04.229 INFO [stderr] 
Dec 19 20:23:04.261 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 20:23:04.261 INFO [stderr]   --> src/error.rs:57:35
Dec 19 20:23:04.261 INFO [stderr]    |
Dec 19 20:23:04.261 INFO [stderr] 57 |         if let Some(cause) = self.cause() {
Dec 19 20:23:04.261 INFO [stderr]    |                                   ^^^^^
Dec 19 20:23:04.261 INFO [stderr]    |
Dec 19 20:23:04.261 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 20:23:04.261 INFO [stderr] 
Dec 19 20:23:04.316 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
Dec 19 20:23:04.557 INFO running `"docker" "inspect" "13035b1fc35115838b200154e5b5884a6c5b07102149a45169f1b8a95546a9a2"`
Dec 19 20:23:04.622 INFO running `"docker" "rm" "-f" "13035b1fc35115838b200154e5b5884a6c5b07102149a45169f1b8a95546a9a2"`
Dec 19 20:23:04.698 INFO [stdout] 13035b1fc35115838b200154e5b5884a6c5b07102149a45169f1b8a95546a9a2