[INFO] updating cached repository Posich/sorting
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Posich/sorting
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Posich/sorting" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Posich/sorting"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Posich/sorting'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Posich/sorting" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Posich/sorting"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Posich/sorting'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 132d19d25b981d5253a3e0aa9d864e8cc214aa30
[INFO] sha for GitHub repo Posich/sorting: 132d19d25b981d5253a3e0aa9d864e8cc214aa30
[INFO] validating manifest of Posich/sorting on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Posich/sorting on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Posich/sorting
[INFO] finished frobbing Posich/sorting
[INFO] frobbed toml for Posich/sorting written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Posich/sorting/Cargo.toml
[INFO] started frobbing Posich/sorting
[INFO] finished frobbing Posich/sorting
[INFO] frobbed toml for Posich/sorting written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Posich/sorting/Cargo.toml
[INFO] crate Posich/sorting already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Posich/sorting against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Posich/sorting:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4e81b850b73cb62332fc925d0c05042414217a584a6cd8240a0ba261c8165dc8
[INFO] running `"docker" "start" "-a" "4e81b850b73cb62332fc925d0c05042414217a584a6cd8240a0ba261c8165dc8"`
[INFO] [stderr]     Checking sorting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:77:59
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut it = Box::new(col.clone().into_iter()) as Box<Iterator<Item=T>>;
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[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/main.rs:77:59
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut it = Box::new(col.clone().into_iter()) as Box<Iterator<Item=T>>;
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoIterator`
[INFO] [stderr]  --> src/main.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::iter::{Iterator, IntoIterator};
[INFO] [stderr]   |                           ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoIterator`
[INFO] [stderr]  --> src/main.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::iter::{Iterator, IntoIterator};
[INFO] [stderr]   |                           ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "4e81b850b73cb62332fc925d0c05042414217a584a6cd8240a0ba261c8165dc8"`
[INFO] running `"docker" "rm" "-f" "4e81b850b73cb62332fc925d0c05042414217a584a6cd8240a0ba261c8165dc8"`
[INFO] [stdout] 4e81b850b73cb62332fc925d0c05042414217a584a6cd8240a0ba261c8165dc8