[INFO] fetching crate minicbor-io 0.3.1...
[INFO] checking minicbor-io-0.3.1 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate minicbor-io 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate minicbor-io 0.3.1 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minicbor-io 0.3.1
[INFO] finished tweaking crates.io crate minicbor-io 0.3.1
[INFO] tweaked toml for crates.io crate minicbor-io 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d229925028243292e25bc1a8366dc122db1a41dc1a0e64c11a7de01cbcb92df
[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" "9d229925028243292e25bc1a8366dc122db1a41dc1a0e64c11a7de01cbcb92df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d229925028243292e25bc1a8366dc122db1a41dc1a0e64c11a7de01cbcb92df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d229925028243292e25bc1a8366dc122db1a41dc1a0e64c11a7de01cbcb92df", kill_on_drop: false }`
[INFO] [stdout] 9d229925028243292e25bc1a8366dc122db1a41dc1a0e64c11a7de01cbcb92df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e446409d3435d31c2ae0a7ddf6804dbc87de0dd4bd0948fff248dd20e0939d4
[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" "9e446409d3435d31c2ae0a7ddf6804dbc87de0dd4bd0948fff248dd20e0939d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling minicbor-derive v0.6.3
[INFO] [stderr]     Checking minicbor v0.8.1
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking minicbor-io v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `minicbor_io::AsyncReader`, `minicbor_io::AsyncWriter`
[INFO] [stdout]  --> tests/aio.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use minicbor_io::{AsyncReader, AsyncWriter, Error};
[INFO] [stdout]   |                   ^^^^^^^^^^^  ^^^^^^^^^^^ no `AsyncWriter` in the root
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `AsyncReader` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minicbor-io`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9e446409d3435d31c2ae0a7ddf6804dbc87de0dd4bd0948fff248dd20e0939d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e446409d3435d31c2ae0a7ddf6804dbc87de0dd4bd0948fff248dd20e0939d4", kill_on_drop: false }`
[INFO] [stdout] 9e446409d3435d31c2ae0a7ddf6804dbc87de0dd4bd0948fff248dd20e0939d4