[INFO] fetching crate fixed-buffer-tokio 0.3.4...
[INFO] testing fixed-buffer-tokio-0.3.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate fixed-buffer-tokio 0.3.4 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate fixed-buffer-tokio 0.3.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-buffer-tokio 0.3.4
[INFO] finished tweaking crates.io crate fixed-buffer-tokio 0.3.4
[INFO] tweaked toml for crates.io crate fixed-buffer-tokio 0.3.4 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27c7a35920523aaa779fa49fb995857cd1e8236bd94f51aee7ee6e947995bd1b
[INFO] running `Command { std: "docker" "start" "-a" "27c7a35920523aaa779fa49fb995857cd1e8236bd94f51aee7ee6e947995bd1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27c7a35920523aaa779fa49fb995857cd1e8236bd94f51aee7ee6e947995bd1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c7a35920523aaa779fa49fb995857cd1e8236bd94f51aee7ee6e947995bd1b", kill_on_drop: false }`
[INFO] [stdout] 27c7a35920523aaa779fa49fb995857cd1e8236bd94f51aee7ee6e947995bd1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94602d28163f9d3006d8f6ae617146c0f397280ae0817386af107445b4d665ff
[INFO] running `Command { std: "docker" "start" "-a" "94602d28163f9d3006d8f6ae617146c0f397280ae0817386af107445b4d665ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling fixed-buffer v0.3.1
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling fixed-buffer-tokio v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.43s
[INFO] running `Command { std: "docker" "inspect" "94602d28163f9d3006d8f6ae617146c0f397280ae0817386af107445b4d665ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94602d28163f9d3006d8f6ae617146c0f397280ae0817386af107445b4d665ff", kill_on_drop: false }`
[INFO] [stdout] 94602d28163f9d3006d8f6ae617146c0f397280ae0817386af107445b4d665ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ba2fbb4f5bcf019fc0db414887572c4a4751a894a95d83e59f8895dac3eb4b
[INFO] running `Command { std: "docker" "start" "-a" "15ba2fbb4f5bcf019fc0db414887572c4a4751a894a95d83e59f8895dac3eb4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling fixed-buffer-tokio v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.63s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/fixed_buffer_tokio-a60ddd534dfcaf9e)
[INFO] [stderr]   Executable tests/server.rs (/opt/rustwide/target/debug/deps/server-f7b278cc2215d7f4)
[INFO] running `Command { std: "docker" "inspect" "15ba2fbb4f5bcf019fc0db414887572c4a4751a894a95d83e59f8895dac3eb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ba2fbb4f5bcf019fc0db414887572c4a4751a894a95d83e59f8895dac3eb4b", kill_on_drop: false }`
[INFO] [stdout] 15ba2fbb4f5bcf019fc0db414887572c4a4751a894a95d83e59f8895dac3eb4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3bfa4312bfe20c247807580231336bf1563363ff562569d1b8415d4d59305aa7
[INFO] running `Command { std: "docker" "start" "-a" "3bfa4312bfe20c247807580231336bf1563363ff562569d1b8415d4d59305aa7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fixed_buffer_tokio-a60ddd534dfcaf9e)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test async_read_write_chain::tests::both_empty ... ok
[INFO] [stdout] test async_read_write_chain::tests::passes_writes_through ... ok
[INFO] [stdout] test async_read_write_chain::tests::doesnt_read_second_when_first_returns_error ... ok
[INFO] [stdout] test async_read_write_take::tests::doesnt_call_read_after_len_reached_in_multiple_reads ... ok
[INFO] [stdout] test async_read_write_chain::tests::doesnt_read_second_when_first_has_data ... ok
[INFO] [stdout] test async_read_write_chain::tests::returns_error_from_second ... ok
[INFO] [stdout] test async_read_write_chain::tests::reads_second_when_first_empty ... ok
[INFO] [stdout] test async_read_write_take::tests::doesnt_call_read_after_len_reached ... ok
[INFO] [stdout] test async_read_write_chain::tests::reads_first_then_second ... ok
[INFO] [stdout] test async_read_write_take::tests::exactly_len ... ok
[INFO] [stdout] test async_read_write_take::tests::empty ... ok
[INFO] [stdout] test async_read_write_take::tests::doesnt_read_when_zero ... ok
[INFO] [stdout] test async_read_write_take::tests::exactly_len_in_multiple_reads ... ok
[INFO] [stdout] test async_read_write_take::tests::fewer_than_len ... ok
[INFO] [stdout] test async_read_write_take::tests::fewer_than_len_in_multiple_reads ... ok
[INFO] [stdout] test tests::test_async_read ... ok
[INFO] [stdout] test async_read_write_take::tests::read_error ... ok
[INFO] [stdout] test async_read_write_take::tests::passes_writes_through ... ok
[INFO] [stdout] test tests::test_read_frame_buffer_full ... ok
[INFO] [stdout] test tests::test_async_write ... ok
[INFO] [stdout] test tests::test_read_frame_complete_doesnt_read ... ok
[INFO] [stdout] test tests::test_read_frame_complete_leaves_leftovers ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_complete_with_leftover ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_complete ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_eof ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_incomplete ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_complete ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_invalid ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_complete_with_leftover ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_incomplete ... ok
[INFO] [stdout] test tests::test_read_frame_invalid_doesnt_read ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_eof ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/server.rs (/opt/rustwide/target/debug/deps/server-f7b278cc2215d7f4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fixed-buffer-tokio
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - AsyncFixedBuf<SIZE>::empty (line 104) ... ok
[INFO] [stdout] test src/lib.rs - AsyncFixedBuf<SIZE>::filled (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bfa4312bfe20c247807580231336bf1563363ff562569d1b8415d4d59305aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfa4312bfe20c247807580231336bf1563363ff562569d1b8415d4d59305aa7", kill_on_drop: false }`
[INFO] [stdout] 3bfa4312bfe20c247807580231336bf1563363ff562569d1b8415d4d59305aa7