Dec 19 10:39:38.051 INFO checking pwoolcoc/pushb against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 10:39:38.051 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/pwoolcoc/pushb:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:39:38.285 INFO [stdout] ece8af544b48ebd4975f8dd5dd1be4bac70fecdb28223f3eeb247bc042753c1e
Dec 19 10:39:38.286 INFO running `"docker" "start" "-a" "ece8af544b48ebd4975f8dd5dd1be4bac70fecdb28223f3eeb247bc042753c1e"`
Dec 19 10:39:38.866 INFO [stderr]    Compiling syn v0.14.5
Dec 19 10:39:38.866 INFO [stderr]     Checking failure v0.1.1
Dec 19 10:39:47.057 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 19 10:39:49.144 INFO [stderr]     Checking structopt v0.2.10
Dec 19 10:39:49.321 INFO [stderr]     Checking pushb v0.2.0 (/opt/crater/workdir)
Dec 19 10:39:49.686 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 10:39:49.686 INFO [stderr]  --> src/pushb.rs:2:1
Dec 19 10:39:49.686 INFO [stderr]   |
Dec 19 10:39:49.686 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 19 10:39:49.686 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 10:39:49.686 INFO [stderr]   |
Dec 19 10:39:49.686 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:39:49.686 INFO [stderr] 
Dec 19 10:39:49.688 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 10:39:49.688 INFO [stderr]  --> src/popb.rs:2:1
Dec 19 10:39:49.688 INFO [stderr]   |
Dec 19 10:39:49.688 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 19 10:39:49.688 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 10:39:49.689 INFO [stderr]   |
Dec 19 10:39:49.689 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:39:49.689 INFO [stderr] 
Dec 19 10:39:49.708 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 10:39:49.708 INFO [stderr]  --> src/popb.rs:2:1
Dec 19 10:39:49.708 INFO [stderr]   |
Dec 19 10:39:49.708 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 19 10:39:49.708 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 10:39:49.708 INFO [stderr]   |
Dec 19 10:39:49.708 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:39:49.708 INFO [stderr] 
Dec 19 10:39:49.715 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 10:39:49.716 INFO [stderr]  --> src/pushb.rs:2:1
Dec 19 10:39:49.716 INFO [stderr]   |
Dec 19 10:39:49.716 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 19 10:39:49.716 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 10:39:49.716 INFO [stderr]   |
Dec 19 10:39:49.716 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:39:49.716 INFO [stderr] 
Dec 19 10:39:49.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.10s
Dec 19 10:39:50.361 INFO running `"docker" "inspect" "ece8af544b48ebd4975f8dd5dd1be4bac70fecdb28223f3eeb247bc042753c1e"`
Dec 19 10:39:50.470 INFO running `"docker" "rm" "-f" "ece8af544b48ebd4975f8dd5dd1be4bac70fecdb28223f3eeb247bc042753c1e"`
Dec 19 10:39:50.557 INFO [stdout] ece8af544b48ebd4975f8dd5dd1be4bac70fecdb28223f3eeb247bc042753c1e