Dec 14 18:55:32.480 INFO testing specialize-0.0.3 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 18:55:32.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14 18:55:32.775 INFO [stdout] c2fd4db6ed32e39e8ad0211e0c28a6b80017ff2304674ded1b5807311c30adfb
Dec 14 18:55:32.781 INFO running `"docker" "start" "-a" "c2fd4db6ed32e39e8ad0211e0c28a6b80017ff2304674ded1b5807311c30adfb"`
Dec 14 18:55:33.328 INFO [stderr] usermod: no changes
Dec 14 18:55:33.356 INFO [stderr]    Compiling specialize v0.0.3 (/source)
Dec 14 18:55:33.854 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 14 18:55:33.875 INFO [stderr] su: No module specific data is present
Dec 14 18:55:34.316 INFO running `"docker" "inspect" "c2fd4db6ed32e39e8ad0211e0c28a6b80017ff2304674ded1b5807311c30adfb"`
Dec 14 18:55:34.615 INFO running `"docker" "rm" "-f" "c2fd4db6ed32e39e8ad0211e0c28a6b80017ff2304674ded1b5807311c30adfb"`
Dec 14 18:55:34.871 INFO [stdout] c2fd4db6ed32e39e8ad0211e0c28a6b80017ff2304674ded1b5807311c30adfb
Dec 14 18:55:34.876 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14 18:55:35.432 INFO [stdout] 684c3033cde356ebb27e632d63645e0438d0d13ae8a5632fbda337cd962294d2
Dec 14 18:55:35.434 INFO running `"docker" "start" "-a" "684c3033cde356ebb27e632d63645e0438d0d13ae8a5632fbda337cd962294d2"`
Dec 14 18:55:36.899 INFO [stderr] usermod: no changes
Dec 14 18:55:36.971 INFO [stderr]    Compiling specialize v0.0.3 (/source)
Dec 14 18:55:37.595 INFO [stderr] warning: patterns aren't allowed in methods without bodies
Dec 14 18:55:37.595 INFO [stderr]    --> src/lib.rs:594:65
Dec 14 18:55:37.595 INFO [stderr]     |
Dec 14 18:55:37.595 INFO [stderr] 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Dec 14 18:55:37.595 INFO [stderr]     |                                                                 ^^^^^
Dec 14 18:55:37.595 INFO [stderr]     |
Dec 14 18:55:37.595 INFO [stderr]     = note: #[warn(patterns_in_fns_without_body)] on by default
Dec 14 18:55:37.595 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 14 18:55:37.595 INFO [stderr]     = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Dec 14 18:55:37.595 INFO [stderr] 
Dec 14 18:55:37.679 INFO [stderr] warning: unused variable: `w`
Dec 14 18:55:37.679 INFO [stderr]    --> src/lib.rs:594:69
Dec 14 18:55:37.679 INFO [stderr]     |
Dec 14 18:55:37.679 INFO [stderr] 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Dec 14 18:55:37.679 INFO [stderr]     |                                                                     ^ help: consider using `_w` instead
Dec 14 18:55:37.679 INFO [stderr]     |
Dec 14 18:55:37.679 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 14 18:55:37.679 INFO [stderr] 
Dec 14 18:55:37.687 INFO [stderr] warning: variable does not need to be mutable
Dec 14 18:55:37.687 INFO [stderr]    --> src/lib.rs:594:65
Dec 14 18:55:37.687 INFO [stderr]     |
Dec 14 18:55:37.687 INFO [stderr] 594 |                 trait fn WriteTest::write_test[W: Write](&self, mut w: W) -> io::Result<()>;
Dec 14 18:55:37.687 INFO [stderr]     |                                                                 ----^
Dec 14 18:55:37.687 INFO [stderr]     |                                                                 |
Dec 14 18:55:37.687 INFO [stderr]     |                                                                 help: remove this `mut`
Dec 14 18:55:37.687 INFO [stderr]     |
Dec 14 18:55:37.687 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 14 18:55:37.687 INFO [stderr] 
Dec 14 18:55:38.353 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Dec 14 18:55:38.355 INFO [stderr] su: No module specific data is present
Dec 14 18:55:39.142 INFO running `"docker" "inspect" "684c3033cde356ebb27e632d63645e0438d0d13ae8a5632fbda337cd962294d2"`
Dec 14 18:55:39.396 INFO running `"docker" "rm" "-f" "684c3033cde356ebb27e632d63645e0438d0d13ae8a5632fbda337cd962294d2"`
Dec 14 18:55:39.622 INFO [stdout] 684c3033cde356ebb27e632d63645e0438d0d13ae8a5632fbda337cd962294d2
Dec 14 18:55:39.625 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14 18:55:39.899 INFO [stdout] a1427ad05e5534ea9b49efe8a596e1aea93bc4df557bf477c3da194a8eef6cc4
Dec 14 18:55:39.903 INFO running `"docker" "start" "-a" "a1427ad05e5534ea9b49efe8a596e1aea93bc4df557bf477c3da194a8eef6cc4"`
Dec 14 18:55:40.984 INFO [stderr] usermod: no changes
Dec 14 18:55:41.011 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 18:55:41.011 INFO [stderr]      Running /target/debug/deps/specialize-52357559075d50d3
Dec 14 18:55:41.016 INFO [stdout] 
Dec 14 18:55:41.016 INFO [stdout] running 7 tests
Dec 14 18:55:41.027 INFO [stdout] test test::by_type ... ok
Dec 14 18:55:41.027 INFO [stdout] test test::by_value ... ok
Dec 14 18:55:41.027 INFO [stdout] test test::constrain_eq ... ok
Dec 14 18:55:41.027 INFO [stdout] test test::constrain_eq_value ... ok
Dec 14 18:55:41.027 INFO [stdout] test test::constrain_mut ... ok
Dec 14 18:55:41.027 INFO [stdout] test test::constrain_ref ... ok
Dec 14 18:55:41.027 INFO [stdout] test test::fn_bounds ... ok
Dec 14 18:55:41.027 INFO [stdout] 
Dec 14 18:55:41.027 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:55:41.027 INFO [stdout] 
Dec 14 18:55:41.030 INFO [stderr]    Doc-tests specialize
Dec 14 18:55:41.867 INFO [stdout] 
Dec 14 18:55:41.867 INFO [stdout] running 3 tests
Dec 14 18:55:43.639 INFO [stdout] test src/lib.rs -  (line 13) ... ok
Dec 14 18:55:44.127 INFO [stdout] test src/lib.rs -  (line 68) ... ok
Dec 14 18:55:44.495 INFO [stdout] test src/lib.rs -  (line 48) ... ok
Dec 14 18:55:44.495 INFO [stdout] 
Dec 14 18:55:44.495 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 18:55:44.495 INFO [stdout] 
Dec 14 18:55:44.514 INFO [stderr] su: No module specific data is present
Dec 14 18:55:45.521 INFO running `"docker" "inspect" "a1427ad05e5534ea9b49efe8a596e1aea93bc4df557bf477c3da194a8eef6cc4"`
Dec 14 18:55:45.905 INFO running `"docker" "rm" "-f" "a1427ad05e5534ea9b49efe8a596e1aea93bc4df557bf477c3da194a8eef6cc4"`
Dec 14 18:55:46.309 INFO [stdout] a1427ad05e5534ea9b49efe8a596e1aea93bc4df557bf477c3da194a8eef6cc4