[INFO] crate hamlrs 0.4.2 is already in cache [INFO] extracting crate hamlrs 0.4.2 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/hamlrs/0.4.2 [INFO] extracting crate hamlrs 0.4.2 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/hamlrs/0.4.2 [INFO] validating manifest of hamlrs-0.4.2 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hamlrs-0.4.2 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hamlrs-0.4.2 [INFO] finished frobbing hamlrs-0.4.2 [INFO] frobbed toml for hamlrs-0.4.2 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/hamlrs/0.4.2/Cargo.toml [INFO] started frobbing hamlrs-0.4.2 [INFO] finished frobbing hamlrs-0.4.2 [INFO] frobbed toml for hamlrs-0.4.2 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/hamlrs/0.4.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking hamlrs-0.4.2 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-5/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/hamlrs/0.4.2:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1e98cf5c0f7c31a39268b2f4add5dcf4aa2ae1744a53b3e5e3a89bf1727f7459 [INFO] running `"docker" "start" "-a" "1e98cf5c0f7c31a39268b2f4add5dcf4aa2ae1744a53b3e5e3a89bf1727f7459"` [INFO] [stderr] Checking hamlrs v0.4.2 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `token` is never read [INFO] [stderr] --> src/parser.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | let mut token: Option<&Token> = None; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `class` is never read [INFO] [stderr] --> src/parser.rs:86:33 [INFO] [stderr] | [INFO] [stderr] 86 | let mut class = String::new(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `id` is never read [INFO] [stderr] --> src/parser.rs:101:33 [INFO] [stderr] | [INFO] [stderr] 101 | let mut id = String::new(); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `value` is never read [INFO] [stderr] --> src/scanner.rs:68:25 [INFO] [stderr] | [INFO] [stderr] 68 | let mut value: Option = None; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `token` is never read [INFO] [stderr] --> src/parser.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | let mut token: Option<&Token> = None; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `class` is never read [INFO] [stderr] --> src/parser.rs:86:33 [INFO] [stderr] | [INFO] [stderr] 86 | let mut class = String::new(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `id` is never read [INFO] [stderr] --> src/parser.rs:101:33 [INFO] [stderr] | [INFO] [stderr] 101 | let mut id = String::new(); [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `value` is never read [INFO] [stderr] --> src/scanner.rs:68:25 [INFO] [stderr] | [INFO] [stderr] 68 | let mut value: Option = None; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `"docker" "inspect" "1e98cf5c0f7c31a39268b2f4add5dcf4aa2ae1744a53b3e5e3a89bf1727f7459"` [INFO] running `"docker" "rm" "-f" "1e98cf5c0f7c31a39268b2f4add5dcf4aa2ae1744a53b3e5e3a89bf1727f7459"` [INFO] [stdout] 1e98cf5c0f7c31a39268b2f4add5dcf4aa2ae1744a53b3e5e3a89bf1727f7459