[INFO] crate nock 0.4.0 is already in cache
[INFO] extracting crate nock 0.4.0 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/nock/0.4.0
[INFO] extracting crate nock 0.4.0 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/nock/0.4.0
[INFO] validating manifest of nock-0.4.0 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nock-0.4.0 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nock-0.4.0
[INFO] finished frobbing nock-0.4.0
[INFO] frobbed toml for nock-0.4.0 written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/nock/0.4.0/Cargo.toml
[INFO] started frobbing nock-0.4.0
[INFO] finished frobbing nock-0.4.0
[INFO] frobbed toml for nock-0.4.0 written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/nock/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nock-0.4.0 against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-3/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/nock/0.4.0:/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" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 74bb37dd02bbbbc092e05affb13f09e8a7d70b67a3117ecda10670dcb4b5fd31
[INFO] running `"docker" "start" "-a" "74bb37dd02bbbbc092e05affb13f09e8a7d70b67a3117ecda10670dcb4b5fd31"`
[INFO] [stderr]     Checking nock v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:747:21
[INFO] [stderr]     |
[INFO] [stderr] 747 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  | /                         return match p.get() {
[INFO] [stderr] 94  | |                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | |                                 if a == b {
[INFO] [stderr] 96  | |                                     // Yes.
[INFO] [stderr] ...   |
[INFO] [stderr] 103 | |                             _ => return Err(NockError(format!("same"))),
[INFO] [stderr] 104 | |                         };
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:747:21
[INFO] [stderr]     |
[INFO] [stderr] 747 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  | /                         return match p.get() {
[INFO] [stderr] 94  | |                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | |                                 if a == b {
[INFO] [stderr] 96  | |                                     // Yes.
[INFO] [stderr] ...   |
[INFO] [stderr] 103 | |                             _ => return Err(NockError(format!("same"))),
[INFO] [stderr] 104 | |                         };
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> examples/repl.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "74bb37dd02bbbbc092e05affb13f09e8a7d70b67a3117ecda10670dcb4b5fd31"`
[INFO] running `"docker" "rm" "-f" "74bb37dd02bbbbc092e05affb13f09e8a7d70b67a3117ecda10670dcb4b5fd31"`
[INFO] [stdout] 74bb37dd02bbbbc092e05affb13f09e8a7d70b67a3117ecda10670dcb4b5fd31