[INFO] fetching crate iron-drain 0.1.2...
[INFO] testing iron-drain-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate iron-drain 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate iron-drain 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iron-drain 0.1.2
[INFO] finished tweaking crates.io crate iron-drain 0.1.2
[INFO] tweaked toml for crates.io crate iron-drain 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54decda8ee27cdf7ea29566bcb36c35591572fda2f2d5c23e9d543b6b46cadbe
[INFO] running `Command { std: "docker" "start" "-a" "54decda8ee27cdf7ea29566bcb36c35591572fda2f2d5c23e9d543b6b46cadbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54decda8ee27cdf7ea29566bcb36c35591572fda2f2d5c23e9d543b6b46cadbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54decda8ee27cdf7ea29566bcb36c35591572fda2f2d5c23e9d543b6b46cadbe", kill_on_drop: false }`
[INFO] [stdout] 54decda8ee27cdf7ea29566bcb36c35591572fda2f2d5c23e9d543b6b46cadbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8570963b849f141f8959bf2a125a03b33f5f45fb2b69bce4130fffdb175e96fa
[INFO] running `Command { std: "docker" "start" "-a" "8570963b849f141f8959bf2a125a03b33f5f45fb2b69bce4130fffdb175e96fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling url v0.5.10
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling hyper v0.8.1
[INFO] [stderr]    Compiling iron v0.3.1
[INFO] [stderr]    Compiling iron-drain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.90s
[INFO] running `Command { std: "docker" "inspect" "8570963b849f141f8959bf2a125a03b33f5f45fb2b69bce4130fffdb175e96fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8570963b849f141f8959bf2a125a03b33f5f45fb2b69bce4130fffdb175e96fa", kill_on_drop: false }`
[INFO] [stdout] 8570963b849f141f8959bf2a125a03b33f5f45fb2b69bce4130fffdb175e96fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f9495941177f8cd1a2d1b5cb7631d24517576f2f4f4ea2d1af44ba039db1c7
[INFO] running `Command { std: "docker" "start" "-a" "a7f9495941177f8cd1a2d1b5cb7631d24517576f2f4f4ea2d1af44ba039db1c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling iron-drain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "a7f9495941177f8cd1a2d1b5cb7631d24517576f2f4f4ea2d1af44ba039db1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f9495941177f8cd1a2d1b5cb7631d24517576f2f4f4ea2d1af44ba039db1c7", kill_on_drop: false }`
[INFO] [stdout] a7f9495941177f8cd1a2d1b5cb7631d24517576f2f4f4ea2d1af44ba039db1c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 616f779e3ecd13465780edd38813bfb8f44dcc451577ad61c45807a0705475ec
[INFO] running `Command { std: "docker" "start" "-a" "616f779e3ecd13465780edd38813bfb8f44dcc451577ad61c45807a0705475ec", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iron_drain-d0c423e84a52cac6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iron-drain
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "616f779e3ecd13465780edd38813bfb8f44dcc451577ad61c45807a0705475ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616f779e3ecd13465780edd38813bfb8f44dcc451577ad61c45807a0705475ec", kill_on_drop: false }`
[INFO] [stdout] 616f779e3ecd13465780edd38813bfb8f44dcc451577ad61c45807a0705475ec