[INFO] updating cached repository kigawas/examples-in-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kigawas/examples-in-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kigawas/examples-in-rust" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/kigawas/examples-in-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/kigawas/examples-in-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kigawas/examples-in-rust" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/kigawas/examples-in-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/kigawas/examples-in-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bc0ce30ca9ac369134ece5875ff23d60edc51da7
[INFO] sha for GitHub repo kigawas/examples-in-rust: bc0ce30ca9ac369134ece5875ff23d60edc51da7
[INFO] validating manifest of kigawas/examples-in-rust on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kigawas/examples-in-rust on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kigawas/examples-in-rust
[INFO] finished frobbing kigawas/examples-in-rust
[INFO] frobbed toml for kigawas/examples-in-rust written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/kigawas/examples-in-rust/Cargo.toml
[INFO] started frobbing kigawas/examples-in-rust
[INFO] finished frobbing kigawas/examples-in-rust
[INFO] frobbed toml for kigawas/examples-in-rust written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/kigawas/examples-in-rust/Cargo.toml
[INFO] crate kigawas/examples-in-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kigawas/examples-in-rust against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/kigawas/examples-in-rust:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3ebc43103b2e1be200e0d2cf89ea019a47322c0a9153ec59deffa574d489b753
[INFO] running `"docker" "start" "-a" "3ebc43103b2e1be200e0d2cf89ea019a47322c0a9153ec59deffa574d489b753"`
[INFO] [stderr]     Checking examples-in-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `std` is imported redundantly
[INFO] [stderr]   --> src/chap5/mod.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     use std;
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `From` is imported redundantly
[INFO] [stderr]  --> src/chap6/mod.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 |     use std::convert::From;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToString` is imported redundantly
[INFO] [stderr]   --> src/chap6/mod.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     use std::string::ToString;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/chap8/mod.rs:185:11
[INFO] [stderr]     |
[INFO] [stderr] 185 |         13...19 => println!("A teen"),
[INFO] [stderr]     |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/chap8/mod.rs:362:14
[INFO] [stderr]     |
[INFO] [stderr] 362 |         n @ 1...12 => println!("I'm a child of age {:?}", n),
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/chap8/mod.rs:363:15
[INFO] [stderr]     |
[INFO] [stderr] 363 |         n @ 13...19 => println!("I'm a teen of age {:?}", n),
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: the item `std` is imported redundantly
[INFO] [stderr]   --> src/chap5/mod.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     use std;
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `From` is imported redundantly
[INFO] [stderr]  --> src/chap6/mod.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 |     use std::convert::From;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToString` is imported redundantly
[INFO] [stderr]   --> src/chap6/mod.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     use std::string::ToString;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/chap8/mod.rs:185:11
[INFO] [stderr]     |
[INFO] [stderr] 185 |         13...19 => println!("A teen"),
[INFO] [stderr]     |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/chap8/mod.rs:362:14
[INFO] [stderr]     |
[INFO] [stderr] 362 |         n @ 1...12 => println!("I'm a child of age {:?}", n),
[INFO] [stderr]     |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/chap8/mod.rs:363:15
[INFO] [stderr]     |
[INFO] [stderr] 363 |         n @ 13...19 => println!("I'm a teen of age {:?}", n),
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "3ebc43103b2e1be200e0d2cf89ea019a47322c0a9153ec59deffa574d489b753"`
[INFO] running `"docker" "rm" "-f" "3ebc43103b2e1be200e0d2cf89ea019a47322c0a9153ec59deffa574d489b753"`
[INFO] [stdout] 3ebc43103b2e1be200e0d2cf89ea019a47322c0a9153ec59deffa574d489b753