[INFO] fetching crate minicbor-io 0.3.0...
[INFO] checking minicbor-io-0.3.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate minicbor-io 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate minicbor-io 0.3.0 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minicbor-io 0.3.0
[INFO] finished tweaking crates.io crate minicbor-io 0.3.0
[INFO] tweaked toml for crates.io crate minicbor-io 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded minicbor-derive v0.6.2
[INFO] [stderr]   Downloaded minicbor v0.8.0
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] a5f5746e8f07658a1f8ee72dbfc319c3afef4e8acd2a9d1f4d45bd6a34635ee1
[INFO] running `Command { std: "docker" "start" "-a" "a5f5746e8f07658a1f8ee72dbfc319c3afef4e8acd2a9d1f4d45bd6a34635ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f5746e8f07658a1f8ee72dbfc319c3afef4e8acd2a9d1f4d45bd6a34635ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f5746e8f07658a1f8ee72dbfc319c3afef4e8acd2a9d1f4d45bd6a34635ee1", kill_on_drop: false }`
[INFO] [stdout] a5f5746e8f07658a1f8ee72dbfc319c3afef4e8acd2a9d1f4d45bd6a34635ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--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] e378ada0112ed4941d0185763363028f4322a21a33d044516cfce787e89bdd29
[INFO] running `Command { std: "docker" "start" "-a" "e378ada0112ed4941d0185763363028f4322a21a33d044516cfce787e89bdd29", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling tokio v1.4.0
[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 rand v0.8.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling minicbor-derive v0.6.2
[INFO] [stderr]     Checking minicbor v0.8.0
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking minicbor-io v0.3.0 (/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" "e378ada0112ed4941d0185763363028f4322a21a33d044516cfce787e89bdd29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e378ada0112ed4941d0185763363028f4322a21a33d044516cfce787e89bdd29", kill_on_drop: false }`
[INFO] [stdout] e378ada0112ed4941d0185763363028f4322a21a33d044516cfce787e89bdd29