[INFO] fetching crate zookeeper_derive 0.4.1...
[INFO] checking zookeeper_derive-0.4.1 against try#d93021f5faa26e4f9d2719e79f9974e06aa40e17 for pr-71873
[INFO] extracting crate zookeeper_derive 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate zookeeper_derive 0.4.1 on toolchain d93021f5faa26e4f9d2719e79f9974e06aa40e17
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate zookeeper_derive 0.4.1
[INFO] finished tweaking crates.io crate zookeeper_derive 0.4.1
[INFO] tweaked toml for crates.io crate zookeeper_derive 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=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" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "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] 391b97a9e1a0a36e3c5edae54f8a3f7b5ba4a4dc4f05a60865c08368f9cfb42a
[INFO] running `"docker" "start" "-a" "391b97a9e1a0a36e3c5edae54f8a3f7b5ba4a4dc4f05a60865c08368f9cfb42a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking quote v1.0.6
[INFO] [stderr]     Checking syn v1.0.22
[INFO] [stderr]     Checking zookeeper_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> tests/basic.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 |     assert_eq!("A", BasicError::A.description());
[INFO] [stderr]    |                                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> tests/basic.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |     assert_eq!("B", BasicError::B.description());
[INFO] [stderr]    |                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> tests/basic.rs:30:35
[INFO] [stderr]    |
[INFO] [stderr] 30 |     assert_eq!("C", BasicError::C.description());
[INFO] [stderr]    |                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.23s
[INFO] running `"docker" "inspect" "391b97a9e1a0a36e3c5edae54f8a3f7b5ba4a4dc4f05a60865c08368f9cfb42a"`
[INFO] running `"docker" "rm" "-f" "391b97a9e1a0a36e3c5edae54f8a3f7b5ba4a4dc4f05a60865c08368f9cfb42a"`
[INFO] [stdout] 391b97a9e1a0a36e3c5edae54f8a3f7b5ba4a4dc4f05a60865c08368f9cfb42a