[INFO] fetching crate bitfield-rle 0.2.0...
[INFO] testing bitfield-rle-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate bitfield-rle 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate bitfield-rle 0.2.0 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 bitfield-rle 0.2.0
[INFO] finished tweaking crates.io crate bitfield-rle 0.2.0
[INFO] tweaked toml for crates.io crate bitfield-rle 0.2.0 written to /workspace/builds/worker-3/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 varinteger v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0cbbdf4c7f37ae10fbf18850fa9a7e620a11f513557101fe46d9c33566445a23
[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" "0cbbdf4c7f37ae10fbf18850fa9a7e620a11f513557101fe46d9c33566445a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cbbdf4c7f37ae10fbf18850fa9a7e620a11f513557101fe46d9c33566445a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cbbdf4c7f37ae10fbf18850fa9a7e620a11f513557101fe46d9c33566445a23", kill_on_drop: false }`
[INFO] [stdout] 0cbbdf4c7f37ae10fbf18850fa9a7e620a11f513557101fe46d9c33566445a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 829773c107dd8a695241fdc634c2617e4fcedd1b74f92aa415b5ffb98d8f1146
[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" "829773c107dd8a695241fdc634c2617e4fcedd1b74f92aa415b5ffb98d8f1146", kill_on_drop: false }`
[INFO] [stderr]    Compiling varinteger v1.0.6
[INFO] [stderr]    Compiling bitfield-rle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "829773c107dd8a695241fdc634c2617e4fcedd1b74f92aa415b5ffb98d8f1146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829773c107dd8a695241fdc634c2617e4fcedd1b74f92aa415b5ffb98d8f1146", kill_on_drop: false }`
[INFO] [stdout] 829773c107dd8a695241fdc634c2617e4fcedd1b74f92aa415b5ffb98d8f1146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8c84eeac8ef33afa951c539b4c87b805e7aef342c5eaf030507e0ed7a2e05815
[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" "8c84eeac8ef33afa951c539b4c87b805e7aef342c5eaf030507e0ed7a2e05815", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitfield-rle v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "8c84eeac8ef33afa951c539b4c87b805e7aef342c5eaf030507e0ed7a2e05815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c84eeac8ef33afa951c539b4c87b805e7aef342c5eaf030507e0ed7a2e05815", kill_on_drop: false }`
[INFO] [stdout] 8c84eeac8ef33afa951c539b4c87b805e7aef342c5eaf030507e0ed7a2e05815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81c8f2b24c28b6049b0ec598ee1f05b2f18ea13868f00a3dda5906e62409d40e
[INFO] running `Command { std: "docker" "start" "-a" "81c8f2b24c28b6049b0ec598ee1f05b2f18ea13868f00a3dda5906e62409d40e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bitfield_rle-15b7046c39d11236
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-459c83f3014f6e55
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test encode_len ... ok
[INFO] [stdout] test does_not_trims_remaining_bytes ... ok
[INFO] [stdout] test decode_len ... ok
[INFO] [stdout] test not_power_of_two ... ok
[INFO] [stdout] test encode ... ok
[INFO] [stdout] test decode ... ok
[INFO] [stdout] test should_encode_decode ... ok
[INFO] [stdout] test encodes_empty_bitfield ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bitfield-rle
[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" "81c8f2b24c28b6049b0ec598ee1f05b2f18ea13868f00a3dda5906e62409d40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c8f2b24c28b6049b0ec598ee1f05b2f18ea13868f00a3dda5906e62409d40e", kill_on_drop: false }`
[INFO] [stdout] 81c8f2b24c28b6049b0ec598ee1f05b2f18ea13868f00a3dda5906e62409d40e