Dec 05 10:58:57.678 INFO checking libmultilog-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 10:58:57.678 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 10:58:58.255 INFO [stdout] b3d9167890761c5ad7253bf15d977b281493b78facaca9aa2a80162daf7bc20d
Dec 05 10:58:58.261 INFO running `"docker" "start" "-a" "b3d9167890761c5ad7253bf15d977b281493b78facaca9aa2a80162daf7bc20d"`
Dec 05 10:58:59.263 INFO [stderr] usermod: no changes
Dec 05 10:58:59.395 INFO [stderr]     Checking blastfig v0.3.3
Dec 05 10:58:59.403 INFO [stderr]    Compiling vergen v0.1.1
Dec 05 10:59:01.299 INFO [stderr]    Compiling libmultilog v0.1.0 (/source)
Dec 05 10:59:04.575 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 10:59:04.575 INFO [stderr]  --> src/lib.rs:8:1
Dec 05 10:59:04.575 INFO [stderr]   |
Dec 05 10:59:04.575 INFO [stderr] 8 | #[macro_use]
Dec 05 10:59:04.575 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 10:59:04.575 INFO [stderr]   |
Dec 05 10:59:04.575 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 10:59:04.575 INFO [stderr] 
Dec 05 10:59:04.759 INFO [stderr] warning: unused import: `Log`
Dec 05 10:59:04.759 INFO [stderr]  --> src/multi.rs:3:17
Dec 05 10:59:04.759 INFO [stderr]   |
Dec 05 10:59:04.759 INFO [stderr] 3 | use log::{self, Log, LogLevel, LogLevelFilter, LogMetadata, LogRecord, SetLoggerError};
Dec 05 10:59:04.759 INFO [stderr]   |                 ^^^
Dec 05 10:59:04.759 INFO [stderr] 
Dec 05 10:59:04.759 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 05 10:59:04.759 INFO [stderr]  --> src/file.rs:5:5
Dec 05 10:59:04.759 INFO [stderr]   |
Dec 05 10:59:04.759 INFO [stderr] 5 | use std::io::prelude::*;
Dec 05 10:59:04.759 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 05 10:59:04.759 INFO [stderr] 
Dec 05 10:59:04.811 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 10:59:04.811 INFO [stderr]  --> src/lib.rs:8:1
Dec 05 10:59:04.811 INFO [stderr]   |
Dec 05 10:59:04.811 INFO [stderr] 8 | #[macro_use]
Dec 05 10:59:04.811 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 10:59:04.811 INFO [stderr]   |
Dec 05 10:59:04.811 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 10:59:04.811 INFO [stderr] 
Dec 05 10:59:05.047 INFO [stderr] warning: unused import: `Log`
Dec 05 10:59:05.047 INFO [stderr]  --> src/multi.rs:3:17
Dec 05 10:59:05.047 INFO [stderr]   |
Dec 05 10:59:05.047 INFO [stderr] 3 | use log::{self, Log, LogLevel, LogLevelFilter, LogMetadata, LogRecord, SetLoggerError};
Dec 05 10:59:05.047 INFO [stderr]   |                 ^^^
Dec 05 10:59:05.047 INFO [stderr] 
Dec 05 10:59:05.047 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 05 10:59:05.047 INFO [stderr]  --> src/file.rs:5:5
Dec 05 10:59:05.047 INFO [stderr]   |
Dec 05 10:59:05.047 INFO [stderr] 5 | use std::io::prelude::*;
Dec 05 10:59:05.047 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 05 10:59:05.047 INFO [stderr] 
Dec 05 10:59:06.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.40s
Dec 05 10:59:06.695 INFO [stderr] su: No module specific data is present
Dec 05 10:59:07.795 INFO running `"docker" "inspect" "b3d9167890761c5ad7253bf15d977b281493b78facaca9aa2a80162daf7bc20d"`
Dec 05 10:59:08.084 INFO running `"docker" "rm" "-f" "b3d9167890761c5ad7253bf15d977b281493b78facaca9aa2a80162daf7bc20d"`
Dec 05 10:59:08.395 INFO [stdout] b3d9167890761c5ad7253bf15d977b281493b78facaca9aa2a80162daf7bc20d