[INFO] fetching crate multi_log 0.1.2...
[INFO] extracting crate multi_log 0.1.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/multi_log/0.1.2
[INFO] extracting crate multi_log 0.1.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/multi_log/0.1.2
[INFO] validating manifest of multi_log-0.1.2 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of multi_log-0.1.2 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing multi_log-0.1.2
[INFO] finished frobbing multi_log-0.1.2
[INFO] frobbed toml for multi_log-0.1.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/multi_log/0.1.2/Cargo.toml
[INFO] started frobbing multi_log-0.1.2
[INFO] finished frobbing multi_log-0.1.2
[INFO] frobbed toml for multi_log-0.1.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/multi_log/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking multi_log-0.1.2 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/multi_log/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 60823d2baff468a4e0ea96499c12af1b334b1c7aab9087d7da6880a2d25bed66
[INFO] running `"docker" "start" "-a" "60823d2baff468a4e0ea96499c12af1b334b1c7aab9087d7da6880a2d25bed66"`
[INFO] [stderr]     Checking multi_log v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |     loggers: Vec<Box<log::Log>>,
[INFO] [stderr]    |                      ^^^^^^^^ help: use `dyn`: `dyn log::Log`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn new(loggers: Vec<Box<log::Log>>) -> Self {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn log::Log`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:48:34
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn init(loggers: Vec<Box<log::Log>>, level: log::Level) -> Result<(), log::SetLoggerError> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn log::Log`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |     loggers: Vec<Box<log::Log>>,
[INFO] [stderr]    |                      ^^^^^^^^ help: use `dyn`: `dyn log::Log`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn new(loggers: Vec<Box<log::Log>>) -> Self {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn log::Log`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:48:34
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn init(loggers: Vec<Box<log::Log>>, level: log::Level) -> Result<(), log::SetLoggerError> {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn log::Log`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "60823d2baff468a4e0ea96499c12af1b334b1c7aab9087d7da6880a2d25bed66"`
[INFO] running `"docker" "rm" "-f" "60823d2baff468a4e0ea96499c12af1b334b1c7aab9087d7da6880a2d25bed66"`
[INFO] [stdout] 60823d2baff468a4e0ea96499c12af1b334b1c7aab9087d7da6880a2d25bed66