[INFO] fetching crate fixed-buffer-tokio 0.1.1...
[INFO] testing fixed-buffer-tokio-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fixed-buffer-tokio 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fixed-buffer-tokio 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-buffer-tokio 0.1.1
[INFO] finished tweaking crates.io crate fixed-buffer-tokio 0.1.1
[INFO] tweaked toml for crates.io crate fixed-buffer-tokio 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.3.2
[INFO] [stderr]   Downloaded tokio v0.3.6
[INFO] [stderr]   Downloaded fixed-buffer v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bd4b587192b5f28a8065d7b4b4881d17a7f7d3a51213c1c82d71548887ccc81
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3bd4b587192b5f28a8065d7b4b4881d17a7f7d3a51213c1c82d71548887ccc81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bd4b587192b5f28a8065d7b4b4881d17a7f7d3a51213c1c82d71548887ccc81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd4b587192b5f28a8065d7b4b4881d17a7f7d3a51213c1c82d71548887ccc81", kill_on_drop: false }`
[INFO] [stdout] 3bd4b587192b5f28a8065d7b4b4881d17a7f7d3a51213c1c82d71548887ccc81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d6d35a03aa3ce77d90bfbe316391f9ceb6ab8f4cb661ea740205ea9153a2a1c
[INFO] running `Command { std: "docker" "start" "-a" "5d6d35a03aa3ce77d90bfbe316391f9ceb6ab8f4cb661ea740205ea9153a2a1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling fixed-buffer v0.2.2
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling fixed-buffer-tokio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.42s
[INFO] running `Command { std: "docker" "inspect" "5d6d35a03aa3ce77d90bfbe316391f9ceb6ab8f4cb661ea740205ea9153a2a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6d35a03aa3ce77d90bfbe316391f9ceb6ab8f4cb661ea740205ea9153a2a1c", kill_on_drop: false }`
[INFO] [stdout] 5d6d35a03aa3ce77d90bfbe316391f9ceb6ab8f4cb661ea740205ea9153a2a1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 825feacd64e5d5eceda81fac4296fd5e3b40db7d0e7fae9d704122ed3816dda2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "825feacd64e5d5eceda81fac4296fd5e3b40db7d0e7fae9d704122ed3816dda2", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling fixed-buffer-tokio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "825feacd64e5d5eceda81fac4296fd5e3b40db7d0e7fae9d704122ed3816dda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825feacd64e5d5eceda81fac4296fd5e3b40db7d0e7fae9d704122ed3816dda2", kill_on_drop: false }`
[INFO] [stdout] 825feacd64e5d5eceda81fac4296fd5e3b40db7d0e7fae9d704122ed3816dda2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a06cae59f7e896d24d832d8d69f24738c522ce25062a94896826a8447302a1fa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a06cae59f7e896d24d832d8d69f24738c522ce25062a94896826a8447302a1fa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 32 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fixed_buffer_tokio-d504718384f98137
[INFO] [stdout] test async_read_write_chain::tests::both_empty ... ok
[INFO] [stdout] test async_read_write_take::tests::fewer_than_len ... ok
[INFO] [stdout] test async_read_write_chain::tests::doesnt_read_second_when_first_has_data ... 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_in_multiple_reads ... ok
[INFO] [stdout] test async_read_write_take::tests::doesnt_call_read_after_len_reached ... ok
[INFO] [stdout] test async_read_write_take::tests::read_error ... ok
[INFO] [stdout] test async_read_write_chain::tests::returns_error_from_second ... ok
[INFO] [stdout] test tests::test_async_read ... ok
[INFO] [stdout] test tests::test_read_frame_buffer_full ... 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::reads_second_when_first_empty ... ok
[INFO] [stdout] test tests::test_async_write ... ok
[INFO] [stdout] test async_read_write_chain::tests::doesnt_read_second_when_first_returns_error ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_incomplete ... ok
[INFO] [stdout] test async_read_write_take::tests::empty ... 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_empty_to_complete ... ok
[INFO] [stdout] test tests::test_read_frame_complete_leaves_leftovers ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_complete ... ok
[INFO] [stdout] test async_read_write_take::tests::passes_writes_through ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_complete_with_leftover ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_eof ... ok
[INFO] [stdout] test async_read_write_chain::tests::reads_first_then_second ... ok
[INFO] [stdout] test async_read_write_take::tests::doesnt_read_when_zero ... ok
[INFO] [stdout] test tests::test_read_frame_invalid_doesnt_read ... ok
[INFO] [stdout] test tests::test_read_frame_incomplete_to_incomplete ... ok
[INFO] [stdout] test tests::test_read_frame_empty_to_eof ... ok
[INFO] [stdout] test async_read_write_take::tests::exactly_len ... ok
[INFO] [stdout] test tests::test_read_frame_complete_doesnt_read ... ok
[INFO] [stdout] test async_read_write_chain::tests::passes_writes_through ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/server-da3e5dc4e6430097
[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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a06cae59f7e896d24d832d8d69f24738c522ce25062a94896826a8447302a1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06cae59f7e896d24d832d8d69f24738c522ce25062a94896826a8447302a1fa", kill_on_drop: false }`
[INFO] [stdout] a06cae59f7e896d24d832d8d69f24738c522ce25062a94896826a8447302a1fa