[INFO] fetching crate bitreader 0.3.2...
[INFO] testing bitreader-0.3.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bitreader 0.3.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bitreader 0.3.2 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 bitreader 0.3.2
[INFO] finished tweaking crates.io crate bitreader 0.3.2
[INFO] tweaked toml for crates.io crate bitreader 0.3.2 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] da1dcf96347b4acbb132937d2ecd2de37c23b0128a3c748e52ffe3f21aa8ac2a
[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" "da1dcf96347b4acbb132937d2ecd2de37c23b0128a3c748e52ffe3f21aa8ac2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da1dcf96347b4acbb132937d2ecd2de37c23b0128a3c748e52ffe3f21aa8ac2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da1dcf96347b4acbb132937d2ecd2de37c23b0128a3c748e52ffe3f21aa8ac2a", kill_on_drop: false }`
[INFO] [stdout] da1dcf96347b4acbb132937d2ecd2de37c23b0128a3c748e52ffe3f21aa8ac2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] aa200012ad2315259d172c06f62d1d03656f4787820be55b322099ec7376c21b
[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" "aa200012ad2315259d172c06f62d1d03656f4787820be55b322099ec7376c21b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitreader v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "aa200012ad2315259d172c06f62d1d03656f4787820be55b322099ec7376c21b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa200012ad2315259d172c06f62d1d03656f4787820be55b322099ec7376c21b", kill_on_drop: false }`
[INFO] [stdout] aa200012ad2315259d172c06f62d1d03656f4787820be55b322099ec7376c21b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 29b470c3bc8f80ecdadbad51ca07e923cdbeb5113172a7eb79f17a8ac15147f4
[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" "29b470c3bc8f80ecdadbad51ca07e923cdbeb5113172a7eb79f17a8ac15147f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitreader v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "29b470c3bc8f80ecdadbad51ca07e923cdbeb5113172a7eb79f17a8ac15147f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b470c3bc8f80ecdadbad51ca07e923cdbeb5113172a7eb79f17a8ac15147f4", kill_on_drop: false }`
[INFO] [stdout] 29b470c3bc8f80ecdadbad51ca07e923cdbeb5113172a7eb79f17a8ac15147f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 62ce5f6f64d34fcd87a6f9dc9f9ecb757eb2a6531dbed16792b0defc728a5d79
[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" "62ce5f6f64d34fcd87a6f9dc9f9ecb757eb2a6531dbed16792b0defc728a5d79", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bitreader-d3912b0d10361f08
[INFO] [stdout] test tests::try_all_sizes ... ok
[INFO] [stdout] test tests::skipping_and_zero_reads ... ok
[INFO] [stdout] test tests::errors ... ok
[INFO] [stdout] test tests::boolean_values ... ok
[INFO] [stdout] test tests::read_slice_too_much ... ok
[INFO] [stdout] test tests::read_slice ... ok
[INFO] [stdout] test tests::read_buffer ... ok
[INFO] [stderr]    Doc-tests bitreader
[INFO] [stdout] test tests::signed_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - BitReader::relative_reader (line 90) ... ok
[INFO] [stdout] test src/lib.rs - ReadInto (line 327) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62ce5f6f64d34fcd87a6f9dc9f9ecb757eb2a6531dbed16792b0defc728a5d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ce5f6f64d34fcd87a6f9dc9f9ecb757eb2a6531dbed16792b0defc728a5d79", kill_on_drop: false }`
[INFO] [stdout] 62ce5f6f64d34fcd87a6f9dc9f9ecb757eb2a6531dbed16792b0defc728a5d79