Dec 13 17:24:44.925 INFO testing hon/study_rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 17:24:44.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 17:24:45.085 INFO [stdout] d76b8ad6e0ca86aec6d59e2d62ddc6277ae6f92878cf8cb71e47cf469d4ee041
Dec 13 17:24:45.087 INFO running `"docker" "start" "-a" "d76b8ad6e0ca86aec6d59e2d62ddc6277ae6f92878cf8cb71e47cf469d4ee041"`
Dec 13 17:24:45.646 INFO [stderr] usermod: no changes
Dec 13 17:24:45.675 INFO [stderr]    Compiling study_rust v0.1.0 (/source)
Dec 13 17:24:45.976 INFO [stderr] warning: unused variable: `consume`
Dec 13 17:24:45.976 INFO [stderr]   --> src/s_closure/mod.rs:61:9
Dec 13 17:24:45.976 INFO [stderr]    |
Dec 13 17:24:45.976 INFO [stderr] 61 |     let consume = || {
Dec 13 17:24:45.976 INFO [stderr]    |         ^^^^^^^ help: consider using `_consume` instead
Dec 13 17:24:45.976 INFO [stderr]    |
Dec 13 17:24:45.976 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 17:24:45.976 INFO [stderr] 
Dec 13 17:24:45.976 INFO [stderr] warning: value assigned to `x` is never read
Dec 13 17:24:45.976 INFO [stderr]  --> src/s_mutability/mod.rs:9:13
Dec 13 17:24:45.976 INFO [stderr]   |
Dec 13 17:24:45.976 INFO [stderr] 9 |     let mut x = 5;
Dec 13 17:24:45.976 INFO [stderr]   |             ^
Dec 13 17:24:45.976 INFO [stderr]   |
Dec 13 17:24:45.976 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 13 17:24:45.976 INFO [stderr] 
Dec 13 17:24:46.489 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 13 17:24:46.492 INFO [stderr] su: No module specific data is present
Dec 13 17:24:46.773 INFO running `"docker" "inspect" "d76b8ad6e0ca86aec6d59e2d62ddc6277ae6f92878cf8cb71e47cf469d4ee041"`
Dec 13 17:24:46.842 INFO running `"docker" "rm" "-f" "d76b8ad6e0ca86aec6d59e2d62ddc6277ae6f92878cf8cb71e47cf469d4ee041"`
Dec 13 17:24:46.943 INFO [stdout] d76b8ad6e0ca86aec6d59e2d62ddc6277ae6f92878cf8cb71e47cf469d4ee041
Dec 13 17:24:46.947 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 17:24:47.228 INFO [stdout] b184bc8151c2e9f29a6892a0afa7f8a34e6fb4d5ae3f7723f2954b9f9e5738bc
Dec 13 17:24:47.230 INFO running `"docker" "start" "-a" "b184bc8151c2e9f29a6892a0afa7f8a34e6fb4d5ae3f7723f2954b9f9e5738bc"`
Dec 13 17:24:48.100 INFO [stderr] usermod: no changes
Dec 13 17:24:48.139 INFO [stderr]    Compiling study_rust v0.1.0 (/source)
Dec 13 17:24:48.538 INFO [stderr] warning: unused variable: `consume`
Dec 13 17:24:48.539 INFO [stderr]   --> src/s_closure/mod.rs:61:9
Dec 13 17:24:48.539 INFO [stderr]    |
Dec 13 17:24:48.539 INFO [stderr] 61 |     let consume = || {
Dec 13 17:24:48.539 INFO [stderr]    |         ^^^^^^^ help: consider using `_consume` instead
Dec 13 17:24:48.540 INFO [stderr]    |
Dec 13 17:24:48.540 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 17:24:48.540 INFO [stderr] 
Dec 13 17:24:48.541 INFO [stderr] warning: value assigned to `x` is never read
Dec 13 17:24:48.541 INFO [stderr]  --> src/s_mutability/mod.rs:9:13
Dec 13 17:24:48.541 INFO [stderr]   |
Dec 13 17:24:48.541 INFO [stderr] 9 |     let mut x = 5;
Dec 13 17:24:48.542 INFO [stderr]   |             ^
Dec 13 17:24:48.542 INFO [stderr]   |
Dec 13 17:24:48.542 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 13 17:24:48.542 INFO [stderr] 
Dec 13 17:24:48.816 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 13 17:24:48.823 INFO [stderr] su: No module specific data is present
Dec 13 17:24:49.120 INFO running `"docker" "inspect" "b184bc8151c2e9f29a6892a0afa7f8a34e6fb4d5ae3f7723f2954b9f9e5738bc"`
Dec 13 17:24:49.228 INFO running `"docker" "rm" "-f" "b184bc8151c2e9f29a6892a0afa7f8a34e6fb4d5ae3f7723f2954b9f9e5738bc"`
Dec 13 17:24:49.350 INFO [stdout] b184bc8151c2e9f29a6892a0afa7f8a34e6fb4d5ae3f7723f2954b9f9e5738bc
Dec 13 17:24:49.352 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 17:24:49.539 INFO [stdout] 7b9aff948c540e6c5a6f4d209e8fd6cac7a4485003146c8aee23b624ee20b7c6
Dec 13 17:24:49.544 INFO running `"docker" "start" "-a" "7b9aff948c540e6c5a6f4d209e8fd6cac7a4485003146c8aee23b624ee20b7c6"`
Dec 13 17:24:49.940 INFO [stderr] usermod: no changes
Dec 13 17:24:49.993 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 17:24:49.993 INFO [stderr]      Running /target/debug/deps/study_rust-0d1de9ac6931ef1b
Dec 13 17:24:49.997 INFO [stderr]      Running /target/debug/deps/study_rust-8f3c35b44c357473
Dec 13 17:24:49.997 INFO [stdout] 
Dec 13 17:24:49.997 INFO [stdout] running 0 tests
Dec 13 17:24:49.997 INFO [stdout] 
Dec 13 17:24:49.997 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 17:24:49.997 INFO [stdout] 
Dec 13 17:24:50.010 INFO [stdout] 
Dec 13 17:24:50.010 INFO [stdout] running 0 tests
Dec 13 17:24:50.010 INFO [stdout] 
Dec 13 17:24:50.010 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 17:24:50.010 INFO [stdout] 
Dec 13 17:24:50.015 INFO [stderr]    Doc-tests study_rust
Dec 13 17:24:50.463 INFO [stdout] 
Dec 13 17:24:50.463 INFO [stdout] running 0 tests
Dec 13 17:24:50.463 INFO [stdout] 
Dec 13 17:24:50.463 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 17:24:50.463 INFO [stdout] 
Dec 13 17:24:50.467 INFO [stderr] su: No module specific data is present
Dec 13 17:24:50.843 INFO running `"docker" "inspect" "7b9aff948c540e6c5a6f4d209e8fd6cac7a4485003146c8aee23b624ee20b7c6"`
Dec 13 17:24:50.932 INFO running `"docker" "rm" "-f" "7b9aff948c540e6c5a6f4d209e8fd6cac7a4485003146c8aee23b624ee20b7c6"`
Dec 13 17:24:51.143 INFO [stdout] 7b9aff948c540e6c5a6f4d209e8fd6cac7a4485003146c8aee23b624ee20b7c6