Dec 17 17:31:44.827 INFO checking pwoolcoc/pushb against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:31:44.827 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:31:45.120 INFO [stdout] 80cce25109d7a1385b5609afcab6c2834d6bdfa0d6b3f9cbc29fb1f59f268f61
Dec 17 17:31:45.126 INFO running `"docker" "start" "-a" "80cce25109d7a1385b5609afcab6c2834d6bdfa0d6b3f9cbc29fb1f59f268f61"`
Dec 17 17:31:45.834 INFO [stderr]     Checking atty v0.2.11
Dec 17 17:31:45.835 INFO [stderr]    Compiling quote v0.6.4
Dec 17 17:31:45.836 INFO [stderr]     Checking failure v0.1.1
Dec 17 17:31:46.043 INFO [stderr]     Checking clap v2.32.0
Dec 17 17:31:46.343 INFO [stderr]    Compiling syn v0.14.5
Dec 17 17:31:53.120 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 17 17:31:56.139 INFO [stderr]     Checking structopt v0.2.10
Dec 17 17:31:56.333 INFO [stderr]     Checking pushb v0.2.0 (/opt/crater/workdir)
Dec 17 17:31:56.736 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:31:56.736 INFO [stderr]  --> src/popb.rs:2:1
Dec 17 17:31:56.736 INFO [stderr]   |
Dec 17 17:31:56.736 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 17 17:31:56.736 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 17:31:56.736 INFO [stderr]   |
Dec 17 17:31:56.736 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:31:56.736 INFO [stderr] 
Dec 17 17:31:56.776 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:31:56.776 INFO [stderr]  --> src/pushb.rs:2:1
Dec 17 17:31:56.776 INFO [stderr]   |
Dec 17 17:31:56.776 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 17 17:31:56.776 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 17:31:56.776 INFO [stderr]   |
Dec 17 17:31:56.776 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:31:56.776 INFO [stderr] 
Dec 17 17:31:56.816 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:31:56.816 INFO [stderr]  --> src/pushb.rs:2:1
Dec 17 17:31:56.816 INFO [stderr]   |
Dec 17 17:31:56.816 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 17 17:31:56.816 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 17:31:56.816 INFO [stderr]   |
Dec 17 17:31:56.816 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:31:56.816 INFO [stderr] 
Dec 17 17:31:56.848 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:31:56.848 INFO [stderr]  --> src/popb.rs:2:1
Dec 17 17:31:56.848 INFO [stderr]   |
Dec 17 17:31:56.848 INFO [stderr] 2 | #[macro_use] extern crate structopt;
Dec 17 17:31:56.848 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 17:31:56.848 INFO [stderr]   |
Dec 17 17:31:56.848 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 17:31:56.848 INFO [stderr] 
Dec 17 17:31:57.136 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
Dec 17 17:31:57.596 INFO running `"docker" "inspect" "80cce25109d7a1385b5609afcab6c2834d6bdfa0d6b3f9cbc29fb1f59f268f61"`
Dec 17 17:31:57.704 INFO running `"docker" "rm" "-f" "80cce25109d7a1385b5609afcab6c2834d6bdfa0d6b3f9cbc29fb1f59f268f61"`
Dec 17 17:31:57.802 INFO [stdout] 80cce25109d7a1385b5609afcab6c2834d6bdfa0d6b3f9cbc29fb1f59f268f61