[INFO] crate libmultilog 0.1.0 is already in cache
[INFO] extracting crate libmultilog 0.1.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/libmultilog/0.1.0
[INFO] extracting crate libmultilog 0.1.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/libmultilog/0.1.0
[INFO] validating manifest of libmultilog-0.1.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libmultilog-0.1.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libmultilog-0.1.0
[INFO] finished frobbing libmultilog-0.1.0
[INFO] frobbed toml for libmultilog-0.1.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/libmultilog/0.1.0/Cargo.toml
[INFO] started frobbing libmultilog-0.1.0
[INFO] finished frobbing libmultilog-0.1.0
[INFO] frobbed toml for libmultilog-0.1.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/libmultilog/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking libmultilog-0.1.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/libmultilog/0.1.0:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ddd195afe1fb2de2e0690a5cf50c7449467801e044f05185e75da249ba12f64f
[INFO] running `"docker" "start" "-a" "ddd195afe1fb2de2e0690a5cf50c7449467801e044f05185e75da249ba12f64f"`
[INFO] [stderr]    Compiling libmultilog v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Log`
[INFO] [stderr]  --> src/multi.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{self, Log, LogLevel, LogLevelFilter, LogMetadata, LogRecord, SetLoggerError};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/file.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Log`
[INFO] [stderr]  --> src/multi.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{self, Log, LogLevel, LogLevelFilter, LogMetadata, LogRecord, SetLoggerError};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/file.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "ddd195afe1fb2de2e0690a5cf50c7449467801e044f05185e75da249ba12f64f"`
[INFO] running `"docker" "rm" "-f" "ddd195afe1fb2de2e0690a5cf50c7449467801e044f05185e75da249ba12f64f"`
[INFO] [stdout] ddd195afe1fb2de2e0690a5cf50c7449467801e044f05185e75da249ba12f64f