Dec 18 12:30:31.443 INFO checking rdf-0.1.4 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:30:31.443 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/rdf/0.1.4:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 12:30:31.908 INFO [stdout] 85240045a1dc8da790142487e6394940ac5ccc48c66fa70689e4c867bf87e82e
Dec 18 12:30:31.914 INFO running `"docker" "start" "-a" "85240045a1dc8da790142487e6394940ac5ccc48c66fa70689e4c867bf87e82e"`
Dec 18 12:30:34.477 INFO [stderr]     Checking rdf v0.1.4 (/opt/crater/workdir)
Dec 18 12:30:36.000 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 18 12:30:36.000 INFO [stderr]   --> src/specs/rdf_syntax_specs.rs:46:13
Dec 18 12:30:36.000 INFO [stderr]    |
Dec 18 12:30:36.000 INFO [stderr] 46 |             escaped_literal.replace(c, &escaped_char);
Dec 18 12:30:36.000 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:30:36.000 INFO [stderr]    |
Dec 18 12:30:36.000 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 12:30:36.000 INFO [stderr]    = note: this returns the replaced string as a new allocation, without modifying the original
Dec 18 12:30:36.000 INFO [stderr] 
Dec 18 12:30:36.587 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 18 12:30:36.587 INFO [stderr]   --> src/specs/rdf_syntax_specs.rs:46:13
Dec 18 12:30:36.587 INFO [stderr]    |
Dec 18 12:30:36.587 INFO [stderr] 46 |             escaped_literal.replace(c, &escaped_char);
Dec 18 12:30:36.587 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 12:30:36.587 INFO [stderr]    |
Dec 18 12:30:36.588 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 12:30:36.588 INFO [stderr]    = note: this returns the replaced string as a new allocation, without modifying the original
Dec 18 12:30:36.588 INFO [stderr] 
Dec 18 12:30:36.645 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
Dec 18 12:30:37.724 INFO running `"docker" "inspect" "85240045a1dc8da790142487e6394940ac5ccc48c66fa70689e4c867bf87e82e"`
Dec 18 12:30:38.030 INFO running `"docker" "rm" "-f" "85240045a1dc8da790142487e6394940ac5ccc48c66fa70689e4c867bf87e82e"`
Dec 18 12:30:38.440 INFO [stdout] 85240045a1dc8da790142487e6394940ac5ccc48c66fa70689e4c867bf87e82e