[INFO] crate potatonet 0.4.2 is already in cache
[INFO] checking potatonet-0.4.2 against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] extracting crate potatonet 0.4.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate potatonet 0.4.2 on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate potatonet 0.4.2
[INFO] finished tweaking crates.io crate potatonet 0.4.2
[INFO] tweaked toml for crates.io crate potatonet 0.4.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate potatonet 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79e3b35b9772ca61f522a81fc66139b5575fbc2872705deb87a7b263e7fd501f
[INFO] running `"docker" "start" "-a" "79e3b35b9772ca61f522a81fc66139b5575fbc2872705deb87a7b263e7fd501f"`
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking async-task v1.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking rmp-serde v0.14.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking broadcaster v0.2.6
[INFO] [stderr]     Checking mortal v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling potatonet-codegen v0.4.1
[INFO] [stderr]     Checking linefeed v0.6.0
[INFO] [stderr]     Checking async-std v1.4.0
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking potatonet-common v0.4.2
[INFO] [stderr]     Checking potatonet-client v0.4.1
[INFO] [stderr]     Checking potatonet-bus v0.4.1
[INFO] [stderr]     Checking potatonet-node v0.4.2
[INFO] [stderr]     Checking potatonet v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `"docker" "inspect" "79e3b35b9772ca61f522a81fc66139b5575fbc2872705deb87a7b263e7fd501f"`
[INFO] running `"docker" "rm" "-f" "79e3b35b9772ca61f522a81fc66139b5575fbc2872705deb87a7b263e7fd501f"`
[INFO] [stdout] 79e3b35b9772ca61f522a81fc66139b5575fbc2872705deb87a7b263e7fd501f