[INFO] fetching crate borrowed-byte-buffer 0.1.0...
[INFO] testing borrowed-byte-buffer-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate borrowed-byte-buffer 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate borrowed-byte-buffer 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 borrowed-byte-buffer 0.1.0
[INFO] finished tweaking crates.io crate borrowed-byte-buffer 0.1.0
[INFO] tweaked toml for crates.io crate borrowed-byte-buffer 0.1.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c8908f774929bc3cf63b2ac56c6a488db8e0d4ad516eb61c858ab386158fd8e
[INFO] running `Command { std: "docker" "start" "-a" "1c8908f774929bc3cf63b2ac56c6a488db8e0d4ad516eb61c858ab386158fd8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c8908f774929bc3cf63b2ac56c6a488db8e0d4ad516eb61c858ab386158fd8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8908f774929bc3cf63b2ac56c6a488db8e0d4ad516eb61c858ab386158fd8e", kill_on_drop: false }`
[INFO] [stdout] 1c8908f774929bc3cf63b2ac56c6a488db8e0d4ad516eb61c858ab386158fd8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ded9e004abbdd1a67d6c27887652181c1194968da8859ae32687cad49a9bde3e
[INFO] running `Command { std: "docker" "start" "-a" "ded9e004abbdd1a67d6c27887652181c1194968da8859ae32687cad49a9bde3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling borrowed-byte-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "ded9e004abbdd1a67d6c27887652181c1194968da8859ae32687cad49a9bde3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded9e004abbdd1a67d6c27887652181c1194968da8859ae32687cad49a9bde3e", kill_on_drop: false }`
[INFO] [stdout] ded9e004abbdd1a67d6c27887652181c1194968da8859ae32687cad49a9bde3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a91a1b7f4d60f434abacf74c436bd3498ad85cf0c577db5b2a7498bd27435969
[INFO] running `Command { std: "docker" "start" "-a" "a91a1b7f4d60f434abacf74c436bd3498ad85cf0c577db5b2a7498bd27435969", kill_on_drop: false }`
[INFO] [stderr]    Compiling borrowed-byte-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "a91a1b7f4d60f434abacf74c436bd3498ad85cf0c577db5b2a7498bd27435969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91a1b7f4d60f434abacf74c436bd3498ad85cf0c577db5b2a7498bd27435969", kill_on_drop: false }`
[INFO] [stdout] a91a1b7f4d60f434abacf74c436bd3498ad85cf0c577db5b2a7498bd27435969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] bc4f8019fc52b5424baa379e584d1521e808b0dfcef2d92e11488e39945d6537
[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" "bc4f8019fc52b5424baa379e584d1521e808b0dfcef2d92e11488e39945d6537", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/borrowed_byte_buffer-eb196e8ee2d54d79
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_write_all_read_all ... ok
[INFO] [stdout] test tests::test_read_u8 ... ok
[INFO] [stdout] test tests::test_read_u64 ... ok
[INFO] [stdout] test tests::test_read_all ... ok
[INFO] [stderr]    Doc-tests borrowed-byte-buffer
[INFO] [stdout] test tests::test_write_u32 ... ok
[INFO] [stdout] test tests::test_write_all ... ok
[INFO] [stdout] test tests::test_read_u16 ... ok
[INFO] [stdout] test tests::test_read_u32 ... ok
[INFO] [stdout] test tests::test_write_u64 ... ok
[INFO] [stdout] test tests::test_write_u8 ... ok
[INFO] [stdout] test tests::test_write_u16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "bc4f8019fc52b5424baa379e584d1521e808b0dfcef2d92e11488e39945d6537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4f8019fc52b5424baa379e584d1521e808b0dfcef2d92e11488e39945d6537", kill_on_drop: false }`
[INFO] [stdout] bc4f8019fc52b5424baa379e584d1521e808b0dfcef2d92e11488e39945d6537