Dec 15 13:18:53.686 INFO testing gll-0.0.2 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 13:18:53.686 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 13:18:53.847 INFO [stdout] 66d7e5b77bf28ed291605a65f9f9ad2f1dbbf2d347ee899144a75fa2dea2dc00
Dec 15 13:18:53.852 INFO running `"docker" "start" "-a" "66d7e5b77bf28ed291605a65f9f9ad2f1dbbf2d347ee899144a75fa2dea2dc00"`
Dec 15 13:18:54.871 INFO [stderr] usermod: no changes
Dec 15 13:18:54.998 INFO [stderr]    Compiling gll v0.0.2 (/source)
Dec 15 13:18:57.374 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 13:18:57.374 INFO [stderr]     --> src/generate/rust.rs:1477:21
Dec 15 13:18:57.374 INFO [stderr]      |
Dec 15 13:18:57.374 INFO [stderr] 1477 | /                     write!(
Dec 15 13:18:57.374 INFO [stderr] 1478 | |                         s,
Dec 15 13:18:57.374 INFO [stderr] 1479 | |                         "{} _{}: {} => {},",
Dec 15 13:18:57.374 INFO [stderr] 1480 | |                         i,
Dec 15 13:18:57.374 INFO [stderr] ...    |
Dec 15 13:18:57.374 INFO [stderr] 1483 | |                         rule.generate_traverse_shape(true, parse_nodes)
Dec 15 13:18:57.374 INFO [stderr] 1484 | |                     );
Dec 15 13:18:57.374 INFO [stderr]      | |______________________^
Dec 15 13:18:57.374 INFO [stderr]      |
Dec 15 13:18:57.374 INFO [stderr]      = note: #[warn(unused_must_use)] on by default
Dec 15 13:18:57.374 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 13:18:57.374 INFO [stderr]      = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 13:18:57.374 INFO [stderr] 
Dec 15 13:18:57.374 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 13:18:57.374 INFO [stderr]     --> src/generate/rust.rs:1486:17
Dec 15 13:18:57.374 INFO [stderr]      |
Dec 15 13:18:57.374 INFO [stderr] 1486 |                 write!(s, " }}");
Dec 15 13:18:57.375 INFO [stderr]      |                 ^^^^^^^^^^^^^^^^^
Dec 15 13:18:57.375 INFO [stderr]      |
Dec 15 13:18:57.375 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 13:18:57.375 INFO [stderr]      = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 13:18:57.375 INFO [stderr] 
Dec 15 13:19:07.989 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 13:19:07.989 INFO [stderr]     --> src/generate/rust.rs:1477:21
Dec 15 13:19:07.989 INFO [stderr]      |
Dec 15 13:19:07.989 INFO [stderr] 1477 | /                     write!(
Dec 15 13:19:07.989 INFO [stderr] 1478 | |                         s,
Dec 15 13:19:07.989 INFO [stderr] 1479 | |                         "{} _{}: {} => {},",
Dec 15 13:19:07.989 INFO [stderr] 1480 | |                         i,
Dec 15 13:19:07.989 INFO [stderr] ...    |
Dec 15 13:19:07.989 INFO [stderr] 1483 | |                         rule.generate_traverse_shape(true, parse_nodes)
Dec 15 13:19:07.989 INFO [stderr] 1484 | |                     );
Dec 15 13:19:07.989 INFO [stderr]      | |______________________^
Dec 15 13:19:07.989 INFO [stderr]      |
Dec 15 13:19:07.989 INFO [stderr]      = note: #[warn(unused_must_use)] on by default
Dec 15 13:19:07.989 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 13:19:07.989 INFO [stderr]      = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 13:19:07.989 INFO [stderr] 
Dec 15 13:19:07.989 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 13:19:07.994 INFO [stderr]     --> src/generate/rust.rs:1486:17
Dec 15 13:19:07.995 INFO [stderr]      |
Dec 15 13:19:07.995 INFO [stderr] 1486 |                 write!(s, " }}");
Dec 15 13:19:07.995 INFO [stderr]      |                 ^^^^^^^^^^^^^^^^^
Dec 15 13:19:07.995 INFO [stderr]      |
Dec 15 13:19:07.995 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 13:19:07.995 INFO [stderr]      = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 15 13:19:07.995 INFO [stderr] 
Dec 15 13:19:10.280 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.37s
Dec 15 13:19:10.283 INFO [stderr] su: No module specific data is present
Dec 15 13:19:10.729 INFO running `"docker" "inspect" "66d7e5b77bf28ed291605a65f9f9ad2f1dbbf2d347ee899144a75fa2dea2dc00"`
Dec 15 13:19:10.951 INFO running `"docker" "rm" "-f" "66d7e5b77bf28ed291605a65f9f9ad2f1dbbf2d347ee899144a75fa2dea2dc00"`
Dec 15 13:19:11.104 INFO [stdout] 66d7e5b77bf28ed291605a65f9f9ad2f1dbbf2d347ee899144a75fa2dea2dc00
Dec 15 13:19:11.109 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 13:19:11.444 INFO [stdout] 26b9a4dd042f8c2e448b924c323a6d369a53511cbcbad6990a8400572f4f661f
Dec 15 13:19:11.449 INFO running `"docker" "start" "-a" "26b9a4dd042f8c2e448b924c323a6d369a53511cbcbad6990a8400572f4f661f"`
Dec 15 13:19:12.874 INFO [stderr] usermod: no changes
Dec 15 13:19:12.915 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 13:19:12.919 INFO [stderr] su: No module specific data is present
Dec 15 13:19:14.138 INFO running `"docker" "inspect" "26b9a4dd042f8c2e448b924c323a6d369a53511cbcbad6990a8400572f4f661f"`
Dec 15 13:19:14.523 INFO running `"docker" "rm" "-f" "26b9a4dd042f8c2e448b924c323a6d369a53511cbcbad6990a8400572f4f661f"`
Dec 15 13:19:14.934 INFO [stdout] 26b9a4dd042f8c2e448b924c323a6d369a53511cbcbad6990a8400572f4f661f
Dec 15 13:19:14.939 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 13:19:15.411 INFO [stdout] 95d984138155bd6d53fc8c85d287fb5328b6d52bd16bd4ffda4aaba396fa2b1b
Dec 15 13:19:15.413 INFO running `"docker" "start" "-a" "95d984138155bd6d53fc8c85d287fb5328b6d52bd16bd4ffda4aaba396fa2b1b"`
Dec 15 13:19:17.051 INFO [stderr] usermod: no changes
Dec 15 13:19:17.115 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 13:19:17.143 INFO [stderr] su: No module specific data is present
Dec 15 13:19:17.911 INFO running `"docker" "inspect" "95d984138155bd6d53fc8c85d287fb5328b6d52bd16bd4ffda4aaba396fa2b1b"`
Dec 15 13:19:18.267 INFO running `"docker" "rm" "-f" "95d984138155bd6d53fc8c85d287fb5328b6d52bd16bd4ffda4aaba396fa2b1b"`
Dec 15 13:19:18.619 INFO [stdout] 95d984138155bd6d53fc8c85d287fb5328b6d52bd16bd4ffda4aaba396fa2b1b