Dec 15 19:23:38.735 INFO testing chalk-engine-0.8.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 19:23:38.735 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 19:23:39.176 INFO [stdout] d600406d1d4e97eda6b6e6e611186d43f725d47d19e8290d2a91d725ae1df58a
Dec 15 19:23:39.178 INFO running `"docker" "start" "-a" "d600406d1d4e97eda6b6e6e611186d43f725d47d19e8290d2a91d725ae1df58a"`
Dec 15 19:23:40.267 INFO [stderr] usermod: no changes
Dec 15 19:23:40.359 INFO [stderr]    Compiling stacker v0.1.4
Dec 15 19:23:40.366 INFO [stderr]    Compiling chalk-macros v0.1.0
Dec 15 19:23:43.371 INFO [stderr]    Compiling chalk-engine v0.8.1 (/source)
Dec 15 19:23:47.175 INFO [stderr] warning: the feature `non_modrs_mods` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 15 19:23:47.175 INFO [stderr]   --> src/lib.rs:54:12
Dec 15 19:23:47.175 INFO [stderr]    |
Dec 15 19:23:47.175 INFO [stderr] 54 | #![feature(non_modrs_mods)]
Dec 15 19:23:47.175 INFO [stderr]    |            ^^^^^^^^^^^^^^
Dec 15 19:23:47.175 INFO [stderr]    |
Dec 15 19:23:47.175 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 15 19:23:47.175 INFO [stderr] 
Dec 15 19:23:47.559 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
Dec 15 19:23:47.567 INFO [stderr] su: No module specific data is present
Dec 15 19:23:48.369 INFO running `"docker" "inspect" "d600406d1d4e97eda6b6e6e611186d43f725d47d19e8290d2a91d725ae1df58a"`
Dec 15 19:23:48.623 INFO running `"docker" "rm" "-f" "d600406d1d4e97eda6b6e6e611186d43f725d47d19e8290d2a91d725ae1df58a"`
Dec 15 19:23:48.947 INFO [stdout] d600406d1d4e97eda6b6e6e611186d43f725d47d19e8290d2a91d725ae1df58a
Dec 15 19:23:48.955 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 19:23:49.346 INFO [stdout] 5234671f632ac980bfa4c913564ff8337254e2bd16923b8959f33e50aed460d5
Dec 15 19:23:49.349 INFO running `"docker" "start" "-a" "5234671f632ac980bfa4c913564ff8337254e2bd16923b8959f33e50aed460d5"`
Dec 15 19:23:51.091 INFO [stderr] usermod: no changes
Dec 15 19:23:51.201 INFO [stderr]    Compiling chalk-engine v0.8.1 (/source)
Dec 15 19:23:55.107 INFO [stderr] warning: the feature `non_modrs_mods` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 15 19:23:55.107 INFO [stderr]   --> src/lib.rs:54:12
Dec 15 19:23:55.107 INFO [stderr]    |
Dec 15 19:23:55.107 INFO [stderr] 54 | #![feature(non_modrs_mods)]
Dec 15 19:23:55.107 INFO [stderr]    |            ^^^^^^^^^^^^^^
Dec 15 19:23:55.107 INFO [stderr]    |
Dec 15 19:23:55.107 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 15 19:23:55.107 INFO [stderr] 
Dec 15 19:23:55.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
Dec 15 19:23:55.450 INFO [stderr] su: No module specific data is present
Dec 15 19:23:56.299 INFO running `"docker" "inspect" "5234671f632ac980bfa4c913564ff8337254e2bd16923b8959f33e50aed460d5"`
Dec 15 19:23:56.579 INFO running `"docker" "rm" "-f" "5234671f632ac980bfa4c913564ff8337254e2bd16923b8959f33e50aed460d5"`
Dec 15 19:23:56.967 INFO [stdout] 5234671f632ac980bfa4c913564ff8337254e2bd16923b8959f33e50aed460d5
Dec 15 19:23:56.975 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 19:23:57.375 INFO [stdout] f7f529bfdc295d91aff87cb2ebaaf7a2855c0c6563e1b6f4c3fea3a618424a8e
Dec 15 19:23:57.381 INFO running `"docker" "start" "-a" "f7f529bfdc295d91aff87cb2ebaaf7a2855c0c6563e1b6f4c3fea3a618424a8e"`
Dec 15 19:23:58.707 INFO [stderr] usermod: no changes
Dec 15 19:23:58.806 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 15 19:23:58.815 INFO [stderr]      Running /target/debug/deps/chalk_engine-a7fcc107d98dfd2b
Dec 15 19:23:58.818 INFO [stdout] 
Dec 15 19:23:58.819 INFO [stdout] running 0 tests
Dec 15 19:23:58.819 INFO [stdout] 
Dec 15 19:23:58.819 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 19:23:58.819 INFO [stdout] 
Dec 15 19:23:58.819 INFO [stderr]    Doc-tests chalk-engine
Dec 15 19:24:00.478 INFO [stdout] 
Dec 15 19:24:00.478 INFO [stdout] running 2 tests
Dec 15 19:24:01.793 INFO [stdout] test src/lib.rs - Minimums (line 207) ... ok
Dec 15 19:24:02.026 INFO [stdout] test src/forest.rs - forest::Forest<C, CO>::top_of_stack_is_coinductive_from (line 90) ... ok
Dec 15 19:24:02.026 INFO [stdout] 
Dec 15 19:24:02.026 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 19:24:02.026 INFO [stdout] 
Dec 15 19:24:02.048 INFO [stderr] su: No module specific data is present
Dec 15 19:24:02.555 INFO running `"docker" "inspect" "f7f529bfdc295d91aff87cb2ebaaf7a2855c0c6563e1b6f4c3fea3a618424a8e"`
Dec 15 19:24:02.843 INFO running `"docker" "rm" "-f" "f7f529bfdc295d91aff87cb2ebaaf7a2855c0c6563e1b6f4c3fea3a618424a8e"`
Dec 15 19:24:03.067 INFO [stdout] f7f529bfdc295d91aff87cb2ebaaf7a2855c0c6563e1b6f4c3fea3a618424a8e