Dec 07 23:46:42.832 INFO testing appendbuf-0.1.6 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 23:46:42.832 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 07 23:46:43.255 INFO [stdout] 8b09cd4a0ed2a8a27f837ebec35dfc6b6651ccb400b0da256ed7fff69009ffc6
Dec 07 23:46:43.257 INFO running `"docker" "start" "-a" "8b09cd4a0ed2a8a27f837ebec35dfc6b6651ccb400b0da256ed7fff69009ffc6"`
Dec 07 23:46:43.938 INFO [stderr] usermod: no changes
Dec 07 23:46:43.967 INFO [stderr]    Compiling appendbuf v0.1.6 (/source)
Dec 07 23:46:44.540 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 07 23:46:44.548 INFO [stderr] su: No module specific data is present
Dec 07 23:46:45.122 INFO running `"docker" "inspect" "8b09cd4a0ed2a8a27f837ebec35dfc6b6651ccb400b0da256ed7fff69009ffc6"`
Dec 07 23:46:45.364 INFO running `"docker" "rm" "-f" "8b09cd4a0ed2a8a27f837ebec35dfc6b6651ccb400b0da256ed7fff69009ffc6"`
Dec 07 23:46:45.660 INFO [stdout] 8b09cd4a0ed2a8a27f837ebec35dfc6b6651ccb400b0da256ed7fff69009ffc6
Dec 07 23:46:45.662 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 07 23:46:46.092 INFO [stdout] 8e9780e0813c0b5ec4066536ea4731aaa6dda56b3874fe20ebbaf8358ebf0c22
Dec 07 23:46:46.095 INFO running `"docker" "start" "-a" "8e9780e0813c0b5ec4066536ea4731aaa6dda56b3874fe20ebbaf8358ebf0c22"`
Dec 07 23:46:46.576 INFO [stderr] usermod: no changes
Dec 07 23:46:46.615 INFO [stderr]    Compiling appendbuf v0.1.6 (/source)
Dec 07 23:46:47.088 INFO [stderr] warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Dec 07 23:46:47.088 INFO [stderr]    --> src/lib.rs:401:1
Dec 07 23:46:47.088 INFO [stderr]     |
Dec 07 23:46:47.088 INFO [stderr] 401 | #[should_panic = "the desired offset"]
Dec 07 23:46:47.088 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:46:47.088 INFO [stderr]     |
Dec 07 23:46:47.088 INFO [stderr]     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Dec 07 23:46:47.088 INFO [stderr] 
Dec 07 23:46:47.088 INFO [stderr] warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Dec 07 23:46:47.088 INFO [stderr]    --> src/lib.rs:412:1
Dec 07 23:46:47.088 INFO [stderr]     |
Dec 07 23:46:47.088 INFO [stderr] 412 | #[should_panic = "the desired length"]
Dec 07 23:46:47.088 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:46:47.088 INFO [stderr]     |
Dec 07 23:46:47.088 INFO [stderr]     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Dec 07 23:46:47.088 INFO [stderr] 
Dec 07 23:46:47.765 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 07 23:46:47.770 INFO [stderr] su: No module specific data is present
Dec 07 23:46:48.236 INFO running `"docker" "inspect" "8e9780e0813c0b5ec4066536ea4731aaa6dda56b3874fe20ebbaf8358ebf0c22"`
Dec 07 23:46:48.438 INFO running `"docker" "rm" "-f" "8e9780e0813c0b5ec4066536ea4731aaa6dda56b3874fe20ebbaf8358ebf0c22"`
Dec 07 23:46:48.676 INFO [stdout] 8e9780e0813c0b5ec4066536ea4731aaa6dda56b3874fe20ebbaf8358ebf0c22
Dec 07 23:46:48.678 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 07 23:46:49.050 INFO [stdout] 79a989b39c87b8298272e12f15cf1c85d06f96c2f4ab79d0402b40beb763dd10
Dec 07 23:46:49.052 INFO running `"docker" "start" "-a" "79a989b39c87b8298272e12f15cf1c85d06f96c2f4ab79d0402b40beb763dd10"`
Dec 07 23:46:49.808 INFO [stderr] usermod: no changes
Dec 07 23:46:49.844 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 23:46:49.844 INFO [stderr]      Running /target/debug/deps/appendbuf-5465a57180a4ad14
Dec 07 23:46:49.855 INFO [stdout] 
Dec 07 23:46:49.855 INFO [stdout] running 9 tests
Dec 07 23:46:49.871 INFO [stdout] test test_many_writes ... ok
Dec 07 23:46:49.871 INFO [stdout] test test_overlong_write ... ok
Dec 07 23:46:49.871 INFO [stdout] test test_convert_from_vec ... ok
Dec 07 23:46:49.871 INFO [stdout] test test_slice_bounds_edge_cases ... ok
Dec 07 23:46:49.876 INFO [stdout] test test_write_and_slice ... ok
Dec 07 23:46:49.876 INFO [stdout] test test_slice_slicing ... ok
Dec 07 23:46:49.882 INFO [stdout] test test_slice_then_write ... ok
Dec 07 23:46:49.920 INFO [stderr]    Doc-tests appendbuf
Dec 07 23:46:49.920 INFO [stdout] test test_slice_to_bounds_checks ... ok
Dec 07 23:46:49.920 INFO [stdout] test test_slice_from_bounds_checks ... ok
Dec 07 23:46:49.920 INFO [stdout] 
Dec 07 23:46:49.920 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 23:46:49.920 INFO [stdout] 
Dec 07 23:46:50.696 INFO [stdout] 
Dec 07 23:46:50.696 INFO [stdout] running 0 tests
Dec 07 23:46:50.696 INFO [stdout] 
Dec 07 23:46:50.696 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 23:46:50.696 INFO [stdout] 
Dec 07 23:46:50.701 INFO [stderr] su: No module specific data is present
Dec 07 23:46:51.167 INFO running `"docker" "inspect" "79a989b39c87b8298272e12f15cf1c85d06f96c2f4ab79d0402b40beb763dd10"`
Dec 07 23:46:51.283 INFO running `"docker" "rm" "-f" "79a989b39c87b8298272e12f15cf1c85d06f96c2f4ab79d0402b40beb763dd10"`
Dec 07 23:46:51.484 INFO [stdout] 79a989b39c87b8298272e12f15cf1c85d06f96c2f4ab79d0402b40beb763dd10