[INFO] crate lazy-pool 0.2.3 is already in cache
[INFO] extracting crate lazy-pool 0.2.3 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/lazy-pool/0.2.3
[INFO] extracting crate lazy-pool 0.2.3 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/lazy-pool/0.2.3
[INFO] validating manifest of lazy-pool-0.2.3 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lazy-pool-0.2.3 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lazy-pool-0.2.3
[INFO] finished frobbing lazy-pool-0.2.3
[INFO] frobbed toml for lazy-pool-0.2.3 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/lazy-pool/0.2.3/Cargo.toml
[INFO] started frobbing lazy-pool-0.2.3
[INFO] finished frobbing lazy-pool-0.2.3
[INFO] frobbed toml for lazy-pool-0.2.3 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/lazy-pool/0.2.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lazy-pool-0.2.3 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/lazy-pool/0.2.3:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9b56f1fb99bb58aaf03d48f2978ab7b0225ad964f386a4996f5dd1bc943480c9
[INFO] running `"docker" "start" "-a" "9b56f1fb99bb58aaf03d48f2978ab7b0225ad964f386a4996f5dd1bc943480c9"`
[INFO] [stderr]     Checking lazy-pool v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     factory: Box<Fn() -> T + Send + Sync>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[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:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn new(size: usize, factory: Box<Fn() -> T + Send + Sync>) -> Self {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     factory: Box<Fn() -> T + Send + Sync>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[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:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn new(size: usize, factory: Box<Fn() -> T + Send + Sync>) -> Self {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:277:17
[INFO] [stderr]     |
[INFO] [stderr] 277 |             let mut local_pool = pool.clone();
[INFO] [stderr]     |                 ----^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "9b56f1fb99bb58aaf03d48f2978ab7b0225ad964f386a4996f5dd1bc943480c9"`
[INFO] running `"docker" "rm" "-f" "9b56f1fb99bb58aaf03d48f2978ab7b0225ad964f386a4996f5dd1bc943480c9"`
[INFO] [stdout] 9b56f1fb99bb58aaf03d48f2978ab7b0225ad964f386a4996f5dd1bc943480c9