[INFO] crate either-future 0.1.0 is already in cache
[INFO] testing either-future-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate either-future 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate either-future 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate either-future 0.1.0
[INFO] finished tweaking crates.io crate either-future 0.1.0
[INFO] tweaked toml for crates.io crate either-future 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6223e0e267f3b1ddc264bb8131aaefca79fb1cdab37eb27b98b39678a3bb3aa4
[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" "6223e0e267f3b1ddc264bb8131aaefca79fb1cdab37eb27b98b39678a3bb3aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6223e0e267f3b1ddc264bb8131aaefca79fb1cdab37eb27b98b39678a3bb3aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6223e0e267f3b1ddc264bb8131aaefca79fb1cdab37eb27b98b39678a3bb3aa4", kill_on_drop: false }`
[INFO] [stdout] 6223e0e267f3b1ddc264bb8131aaefca79fb1cdab37eb27b98b39678a3bb3aa4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91c41edf26f672d911e93ce16c3f6f3bb37f185faef5e1473a104a0a24316b4
[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" "f91c41edf26f672d911e93ce16c3f6f3bb37f185faef5e1473a104a0a24316b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling either-future v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f91c41edf26f672d911e93ce16c3f6f3bb37f185faef5e1473a104a0a24316b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91c41edf26f672d911e93ce16c3f6f3bb37f185faef5e1473a104a0a24316b4", kill_on_drop: false }`
[INFO] [stdout] f91c41edf26f672d911e93ce16c3f6f3bb37f185faef5e1473a104a0a24316b4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] e6aada3a293d80b86963f2b5db8448eec19a557833ad1e187f216161a4a12a30
[INFO] running `Command { std: "docker" "start" "-a" "e6aada3a293d80b86963f2b5db8448eec19a557833ad1e187f216161a4a12a30", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling either-future v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0596]: cannot borrow `runtime` as mutable, as it is not declared as mutable
[INFO] [stdout]    --> src/lib.rs:199:32
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let runtime = tokio02::runtime::Runtime::new().expect("Failed to create runtime.");
[INFO] [stdout]     |             ------- help: consider changing this to be mutable: `mut runtime`
[INFO] [stdout] 199 |         assert_eq!(Either::Left(42), runtime.block_on(either_future));
[INFO] [stdout]     |                                      ^^^^^^^ cannot borrow as mutable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `runtime` as mutable, as it is not declared as mutable
[INFO] [stdout]    --> src/lib.rs:209:33
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let runtime = tokio02::runtime::Runtime::new().expect("Failed to create runtime.");
[INFO] [stdout]     |             ------- help: consider changing this to be mutable: `mut runtime`
[INFO] [stdout] 209 |         assert_eq!(Either::Right(42), runtime.block_on(either_future));
[INFO] [stdout]     |                                       ^^^^^^^ cannot borrow as mutable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `either-future`.
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e6aada3a293d80b86963f2b5db8448eec19a557833ad1e187f216161a4a12a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6aada3a293d80b86963f2b5db8448eec19a557833ad1e187f216161a4a12a30", kill_on_drop: false }`
[INFO] [stdout] e6aada3a293d80b86963f2b5db8448eec19a557833ad1e187f216161a4a12a30