[INFO] crate tarpc-bincode-transport 0.7.0 is already in cache
[INFO] checking tarpc-bincode-transport-0.7.0 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate tarpc-bincode-transport 0.7.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tarpc-bincode-transport 0.7.0 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tarpc-bincode-transport 0.7.0
[INFO] finished tweaking crates.io crate tarpc-bincode-transport 0.7.0
[INFO] tweaked toml for crates.io crate tarpc-bincode-transport 0.7.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+74e80468347471779be6060d8d7d6d04e98e467f" "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] 7e0fe46717b1f68066c3902ee04ef957b9b047f7717ca87db63d4e0cffe18116
[INFO] running `"docker" "start" "-a" "7e0fe46717b1f68066c3902ee04ef957b9b047f7717ca87db63d4e0cffe18116"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking rustc_term v0.0.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_term-0.0.1/lib.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | #![feature(custom_attribute)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stderr]    |
[INFO] [stderr]    = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stderr] 
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0557`.
[INFO] [stderr] error: could not compile `rustc_term`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7e0fe46717b1f68066c3902ee04ef957b9b047f7717ca87db63d4e0cffe18116"`
[INFO] running `"docker" "rm" "-f" "7e0fe46717b1f68066c3902ee04ef957b9b047f7717ca87db63d4e0cffe18116"`
[INFO] [stdout] 7e0fe46717b1f68066c3902ee04ef957b9b047f7717ca87db63d4e0cffe18116