Dec 19 13:46:20.373 INFO checking leighwaller/hydrogen against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:46:20.374 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/leighwaller/hydrogen:/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 13:46:20.826 INFO [stdout] 744d73e06064703cdff8ad8c5a23a1194f7f03163531e63cc663b9fae4f948f0
Dec 19 13:46:20.860 INFO running `"docker" "start" "-a" "744d73e06064703cdff8ad8c5a23a1194f7f03163531e63cc663b9fae4f948f0"`
Dec 19 13:46:22.492 INFO [stderr]     Checking serde v1.0.38
Dec 19 13:46:22.500 INFO [stderr]     Checking env_logger v0.5.7
Dec 19 13:46:32.043 INFO [stderr]     Checking uuid v0.6.2
Dec 19 13:46:32.044 INFO [stderr]     Checking toml v0.4.6
Dec 19 13:46:34.200 INFO [stderr]     Checking hydrogen v0.1.0 (/opt/crater/workdir)
Dec 19 13:46:35.028 INFO [stderr] warning: unused import: `std`
Dec 19 13:46:35.028 INFO [stderr]  --> src/model.rs:1:5
Dec 19 13:46:35.028 INFO [stderr]   |
Dec 19 13:46:35.028 INFO [stderr] 1 | use std;
Dec 19 13:46:35.028 INFO [stderr]   |     ^^^
Dec 19 13:46:35.028 INFO [stderr]   |
Dec 19 13:46:35.028 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:46:35.029 INFO [stderr] 
Dec 19 13:46:35.029 INFO [stderr] warning: unused import: `std::error`
Dec 19 13:46:35.029 INFO [stderr]  --> src/model.rs:2:5
Dec 19 13:46:35.029 INFO [stderr]   |
Dec 19 13:46:35.029 INFO [stderr] 2 | use std::error;
Dec 19 13:46:35.029 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 13:46:35.029 INFO [stderr] 
Dec 19 13:46:35.029 INFO [stderr] warning: unused import: `std::fmt`
Dec 19 13:46:35.029 INFO [stderr]  --> src/model.rs:3:5
Dec 19 13:46:35.029 INFO [stderr]   |
Dec 19 13:46:35.029 INFO [stderr] 3 | use std::fmt;
Dec 19 13:46:35.029 INFO [stderr]   |     ^^^^^^^^
Dec 19 13:46:35.029 INFO [stderr] 
Dec 19 13:46:35.029 INFO [stderr] warning: unused import: `toml`
Dec 19 13:46:35.029 INFO [stderr]  --> src/model.rs:4:5
Dec 19 13:46:35.029 INFO [stderr]   |
Dec 19 13:46:35.029 INFO [stderr] 4 | use toml;
Dec 19 13:46:35.029 INFO [stderr]   |     ^^^^
Dec 19 13:46:35.029 INFO [stderr] 
Dec 19 13:46:35.092 INFO [stderr] warning: unused import: `std`
Dec 19 13:46:35.092 INFO [stderr]  --> src/model.rs:1:5
Dec 19 13:46:35.092 INFO [stderr]   |
Dec 19 13:46:35.092 INFO [stderr] 1 | use std;
Dec 19 13:46:35.092 INFO [stderr]   |     ^^^
Dec 19 13:46:35.092 INFO [stderr]   |
Dec 19 13:46:35.092 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:46:35.092 INFO [stderr] 
Dec 19 13:46:35.092 INFO [stderr] warning: unused import: `std::error`
Dec 19 13:46:35.092 INFO [stderr]  --> src/model.rs:2:5
Dec 19 13:46:35.092 INFO [stderr]   |
Dec 19 13:46:35.092 INFO [stderr] 2 | use std::error;
Dec 19 13:46:35.092 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 13:46:35.092 INFO [stderr] 
Dec 19 13:46:35.092 INFO [stderr] warning: unused import: `std::fmt`
Dec 19 13:46:35.092 INFO [stderr]  --> src/model.rs:3:5
Dec 19 13:46:35.092 INFO [stderr]   |
Dec 19 13:46:35.092 INFO [stderr] 3 | use std::fmt;
Dec 19 13:46:35.092 INFO [stderr]   |     ^^^^^^^^
Dec 19 13:46:35.092 INFO [stderr] 
Dec 19 13:46:35.092 INFO [stderr] warning: unused import: `toml`
Dec 19 13:46:35.092 INFO [stderr]  --> src/model.rs:4:5
Dec 19 13:46:35.092 INFO [stderr]   |
Dec 19 13:46:35.092 INFO [stderr] 4 | use toml;
Dec 19 13:46:35.092 INFO [stderr]   |     ^^^^
Dec 19 13:46:35.092 INFO [stderr] 
Dec 19 13:46:35.260 INFO [stderr] warning: unused variable: `err`
Dec 19 13:46:35.260 INFO [stderr]   --> src/loader.rs:85:13
Dec 19 13:46:35.260 INFO [stderr]    |
Dec 19 13:46:35.260 INFO [stderr] 85 |         let err = result.err().unwrap();
Dec 19 13:46:35.260 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 19 13:46:35.260 INFO [stderr]    |
Dec 19 13:46:35.260 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:46:35.260 INFO [stderr] 
Dec 19 13:46:35.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.16s
Dec 19 13:46:36.884 INFO running `"docker" "inspect" "744d73e06064703cdff8ad8c5a23a1194f7f03163531e63cc663b9fae4f948f0"`
Dec 19 13:46:37.152 INFO running `"docker" "rm" "-f" "744d73e06064703cdff8ad8c5a23a1194f7f03163531e63cc663b9fae4f948f0"`
Dec 19 13:46:37.520 INFO [stdout] 744d73e06064703cdff8ad8c5a23a1194f7f03163531e63cc663b9fae4f948f0