[INFO] crate ostrich-core 0.1.0 is already in cache
[INFO] checking ostrich-core-0.1.0 against try#9ff4d07208097950831ed4ea9d76feb1eafc8baa for pr-69340
[INFO] extracting crate ostrich-core 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ostrich-core 0.1.0 on toolchain 9ff4d07208097950831ed4ea9d76feb1eafc8baa
[INFO] running `"/workspace/cargo-home/bin/cargo" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ostrich-core 0.1.0
[INFO] finished tweaking crates.io crate ostrich-core 0.1.0
[INFO] tweaked toml for crates.io crate ostrich-core 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "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] 7e0b0de7a41545f2833eb8f4fa0031ba9ea88992d3cbc70b9aa18b86dc07be04
[INFO] running `"docker" "start" "-a" "7e0b0de7a41545f2833eb8f4fa0031ba9ea88992d3cbc70b9aa18b86dc07be04"`
[INFO] [stderr]     Checking ostrich-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:23:37
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stderr]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:25:40
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stderr]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stderr]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stderr]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:23:37
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub const CMD_BYTES: Range<usize> = (0..0);
[INFO] [stderr]    |                                     ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:25:40
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub const SENDER_BYTES: Range<usize> = (2..15);
[INFO] [stderr]    |                                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:27:38
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub const RECV_BYTES: Range<usize> = (17..31);
[INFO] [stderr]    |                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const TXT_LEN: Range<usize> = (32..33);
[INFO] [stderr]    |                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:29:37
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub const TXT_BYTES: Range<usize> = (34..1023);
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "7e0b0de7a41545f2833eb8f4fa0031ba9ea88992d3cbc70b9aa18b86dc07be04"`
[INFO] running `"docker" "rm" "-f" "7e0b0de7a41545f2833eb8f4fa0031ba9ea88992d3cbc70b9aa18b86dc07be04"`
[INFO] [stdout] 7e0b0de7a41545f2833eb8f4fa0031ba9ea88992d3cbc70b9aa18b86dc07be04