[INFO] fetching crate string_cache 0.7.3...
[INFO] checking string_cache-0.7.3 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate string_cache 0.7.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate string_cache 0.7.3 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate string_cache 0.7.3
[INFO] finished tweaking crates.io crate string_cache 0.7.3
[INFO] tweaked toml for crates.io crate string_cache 0.7.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 644226e64cc044058269bc122e9d7b43904007ab54e7a31d59d4c781a05463f9
[INFO] running `"docker" "start" "-a" "644226e64cc044058269bc122e9d7b43904007ab54e7a31d59d4c781a05463f9"`
[INFO] [stderr]    Compiling string_cache v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/atom.rs:453:30
[INFO] [stderr]     |
[INFO] [stderr] 453 |         let string: String = try!(Deserialize::deserialize(deserializer));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/atom.rs:481:25
[INFO] [stderr]     |
[INFO] [stderr] 481 |             if let b'a' ... b'z' = b {
[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/atom.rs:493:25
[INFO] [stderr]     |
[INFO] [stderr] 493 |             if let b'A' ... b'Z' = b {
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/atom.rs:463:45
[INFO] [stderr]     |
[INFO] [stderr] 463 |         let mut buffer: [u8; 64] = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/atom.rs:453:30
[INFO] [stderr]     |
[INFO] [stderr] 453 |         let string: String = try!(Deserialize::deserialize(deserializer));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:13:24
[INFO] [stderr]     |
[INFO] [stderr] 13  | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: `...` range patterns are deprecated
[INFO] [stderr]    --> src/atom.rs:481:25
[INFO] [stderr]     |
[INFO] [stderr] 481 |             if let b'a' ... b'z' = b {
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:13:24
[INFO] [stderr]     |
[INFO] [stderr] 13  | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(ellipsis_inclusive_range_patterns)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: `...` range patterns are deprecated
[INFO] [stderr]    --> src/atom.rs:493:25
[INFO] [stderr]     |
[INFO] [stderr] 493 |             if let b'A' ... b'Z' = b {
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/atom.rs:463:45
[INFO] [stderr]     |
[INFO] [stderr] 463 |         let mut buffer: [u8; 64] = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `string_cache`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "644226e64cc044058269bc122e9d7b43904007ab54e7a31d59d4c781a05463f9"`
[INFO] running `"docker" "rm" "-f" "644226e64cc044058269bc122e9d7b43904007ab54e7a31d59d4c781a05463f9"`
[INFO] [stdout] 644226e64cc044058269bc122e9d7b43904007ab54e7a31d59d4c781a05463f9