[INFO] fetching crate tokio-codec 0.1.2...
[INFO] testing tokio-codec-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tokio-codec 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tokio-codec 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-codec 0.1.2
[INFO] finished tweaking crates.io crate tokio-codec 0.1.2
[INFO] tweaked toml for crates.io crate tokio-codec 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7da5eb572872dd49cbecf8a086ca0b9ea56b52e1ba6bf133e7a17de08ab6fbed
[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" "7da5eb572872dd49cbecf8a086ca0b9ea56b52e1ba6bf133e7a17de08ab6fbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da5eb572872dd49cbecf8a086ca0b9ea56b52e1ba6bf133e7a17de08ab6fbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da5eb572872dd49cbecf8a086ca0b9ea56b52e1ba6bf133e7a17de08ab6fbed", kill_on_drop: false }`
[INFO] [stdout] 7da5eb572872dd49cbecf8a086ca0b9ea56b52e1ba6bf133e7a17de08ab6fbed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed5cfff398affcc849a1824f307e7786f29f499ce38fe6fb971464d1fb5f2858
[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" "ed5cfff398affcc849a1824f307e7786f29f499ce38fe6fb971464d1fb5f2858", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-codec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "ed5cfff398affcc849a1824f307e7786f29f499ce38fe6fb971464d1fb5f2858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5cfff398affcc849a1824f307e7786f29f499ce38fe6fb971464d1fb5f2858", kill_on_drop: false }`
[INFO] [stdout] ed5cfff398affcc849a1824f307e7786f29f499ce38fe6fb971464d1fb5f2858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805a477eef8dead012c4762f5cb3a15dd86607668ba47a5b42b37010a8d99536
[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" "805a477eef8dead012c4762f5cb3a15dd86607668ba47a5b42b37010a8d99536", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-codec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "805a477eef8dead012c4762f5cb3a15dd86607668ba47a5b42b37010a8d99536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805a477eef8dead012c4762f5cb3a15dd86607668ba47a5b42b37010a8d99536", kill_on_drop: false }`
[INFO] [stdout] 805a477eef8dead012c4762f5cb3a15dd86607668ba47a5b42b37010a8d99536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f83141eff70bab1faa29093ba0cdf3f57e4d0a50ac00d49f7ed2c5dca4b66146
[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" "f83141eff70bab1faa29093ba0cdf3f57e4d0a50ac00d49f7ed2c5dca4b66146", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_codec-3b370fee917fc433
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/codecs-d298a597c606b000
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test bytes_decoder ... ok
[INFO] [stdout] test bytes_encoder ... ok
[INFO] [stdout] test lines_decoder ... ok
[INFO] [stdout] test lines_decoder_max_length ... ok
[INFO] [stdout] test lines_decoder_max_length_big_burst ... ok
[INFO] [stdout] test lines_decoder_max_length_bursts ... ok
[INFO] [stdout] test lines_decoder_max_length_newline_between_decodes ... ok
[INFO] [stdout] test lines_decoder_max_length_underrun ... ok
[INFO] [stdout] test lines_encoder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/framed-3855be1ccbfadb98
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test external_buf_does_not_shrink ... ok
[INFO] [stdout] test external_buf_grows_to_init ... ok
[INFO] [stdout] test can_read_from_existing_buf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/framed_read-f4e30f26496e377a
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test data_remaining_is_error ... ok
[INFO] [stdout] test multi_frames_on_eof ... ok
[INFO] [stdout] test huge_size ... ok
[INFO] [stdout] test read_err ... ok
[INFO] [stdout] test read_multi_frame_in_packet ... ok
[INFO] [stdout] test read_not_ready ... ok
[INFO] [stdout] test read_partial_then_err ... ok
[INFO] [stdout] test read_multi_frame_across_packets ... ok
[INFO] [stdout] test read_partial_would_block_then_err ... ok
[INFO] [stdout] test read_partial_then_not_ready ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/framed_write-8012648a962fadc0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test write_hits_backpressure ... ok
[INFO] [stdout] test write_multi_frame_in_packet ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-codec
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lines_codec.rs - lines_codec::LinesCodec::max_length (line 77) ... ok
[INFO] [stdout] test src/lines_codec.rs - lines_codec::LinesCodec::max_length (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f83141eff70bab1faa29093ba0cdf3f57e4d0a50ac00d49f7ed2c5dca4b66146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83141eff70bab1faa29093ba0cdf3f57e4d0a50ac00d49f7ed2c5dca4b66146", kill_on_drop: false }`
[INFO] [stdout] f83141eff70bab1faa29093ba0cdf3f57e4d0a50ac00d49f7ed2c5dca4b66146