[INFO] fetching crate bit_streamer 0.1.0...
[INFO] testing bit_streamer-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bit_streamer 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bit_streamer 0.1.0 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 bit_streamer 0.1.0
[INFO] finished tweaking crates.io crate bit_streamer 0.1.0
[INFO] tweaked toml for crates.io crate bit_streamer 0.1.0 written to /workspace/builds/worker-6/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-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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b50c4e021c30b8ea15effe9e8b693f9a0ee222b435b5599fa82976723cb06529
[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" "b50c4e021c30b8ea15effe9e8b693f9a0ee222b435b5599fa82976723cb06529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b50c4e021c30b8ea15effe9e8b693f9a0ee222b435b5599fa82976723cb06529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50c4e021c30b8ea15effe9e8b693f9a0ee222b435b5599fa82976723cb06529", kill_on_drop: false }`
[INFO] [stdout] b50c4e021c30b8ea15effe9e8b693f9a0ee222b435b5599fa82976723cb06529
[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" "+1.49.0" "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] 3fd80f0f69a6961bccd26f04b10e2ae6a5c649fc44e6b3233ee251062344f3e7
[INFO] running `Command { std: "docker" "start" "-a" "3fd80f0f69a6961bccd26f04b10e2ae6a5c649fc44e6b3233ee251062344f3e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_streamer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "3fd80f0f69a6961bccd26f04b10e2ae6a5c649fc44e6b3233ee251062344f3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd80f0f69a6961bccd26f04b10e2ae6a5c649fc44e6b3233ee251062344f3e7", kill_on_drop: false }`
[INFO] [stdout] 3fd80f0f69a6961bccd26f04b10e2ae6a5c649fc44e6b3233ee251062344f3e7
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24abd29feaf69295abd87bb651bee6ed83e32455f679533db51ea5273dbbd724
[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" "24abd29feaf69295abd87bb651bee6ed83e32455f679533db51ea5273dbbd724", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_streamer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "24abd29feaf69295abd87bb651bee6ed83e32455f679533db51ea5273dbbd724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24abd29feaf69295abd87bb651bee6ed83e32455f679533db51ea5273dbbd724", kill_on_drop: false }`
[INFO] [stdout] 24abd29feaf69295abd87bb651bee6ed83e32455f679533db51ea5273dbbd724
[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" "+1.49.0" "test" "--frozen", 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] eb298544fa978f49e6ee980409b6e3525e8c51f4d451d83cecf1ee3d47733f96
[INFO] running `Command { std: "docker" "start" "-a" "eb298544fa978f49e6ee980409b6e3525e8c51f4d451d83cecf1ee3d47733f96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bit_streamer-168e9e7a649ce838
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test reader::test::read_bit ... ok
[INFO] [stdout] test reader::test::read_bits_u16 ... ok
[INFO] [stdout] test reader::test::read_bits_u64 ... ok
[INFO] [stdout] test writer::test::test_write_bit ... ok
[INFO] [stdout] test writer::test::write_byte ... ok
[INFO] [stdout] test reader::test::read_bits ... ok
[INFO] [stdout] test writer::test::write_bytes ... ok
[INFO] [stdout] test writer::test::write_bits ... ok
[INFO] [stdout] test reader::test::read_bytes ... ok
[INFO] [stdout] test writer::test::write_bytes_u128 ... ok
[INFO] [stdout] test writer::test::pad_to_byte ... ok
[INFO] [stdout] test reader::test::read_byte ... ok
[INFO] [stdout] test writer::test::front_pad_to_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bit_streamer
[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] running `Command { std: "docker" "inspect" "eb298544fa978f49e6ee980409b6e3525e8c51f4d451d83cecf1ee3d47733f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb298544fa978f49e6ee980409b6e3525e8c51f4d451d83cecf1ee3d47733f96", kill_on_drop: false }`
[INFO] [stdout] eb298544fa978f49e6ee980409b6e3525e8c51f4d451d83cecf1ee3d47733f96