[INFO] crate chacha20 0.3.4 is already in cache
[INFO] checking chacha20-0.3.4 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate chacha20 0.3.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate chacha20 0.3.4 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate chacha20 0.3.4
[INFO] finished tweaking crates.io crate chacha20 0.3.4
[INFO] tweaked toml for crates.io crate chacha20 0.3.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] e4891cb540cefeec517e246ed68ba97620ed400ec9f3c8e91fe6ea7af188f60e
[INFO] running `"docker" "start" "-a" "e4891cb540cefeec517e246ed68ba97620ed400ec9f3c8e91fe6ea7af188f60e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking oorandom v11.1.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking blobby v0.1.2
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking chacha20 v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Checking criterion-cycles-per-byte v0.1.1
[INFO] [stderr] error: run benchmarks with `cargo bench --all-features`
[INFO] [stderr]  --> benches/rng.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | compile_error!("run benchmarks with `cargo bench --all-features`");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `chacha20::ChaCha20Rng`
[INFO] [stderr]  --> benches/rng.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use chacha20::ChaCha20Rng;
[INFO] [stderr]   |     ^^^^^^^^^^-----------
[INFO] [stderr]   |     |         |
[INFO] [stderr]   |     |         help: a similar name exists in the module: `ChaCha20`
[INFO] [stderr]   |     no `ChaCha20Rng` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand_core`
[INFO] [stderr]   --> benches/rng.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand_core::{RngCore, SeedableRng};
[INFO] [stderr]    |     ^^^^^^^^^ use of undeclared type or module `rand_core`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `chacha20`.
[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" "e4891cb540cefeec517e246ed68ba97620ed400ec9f3c8e91fe6ea7af188f60e"`
[INFO] running `"docker" "rm" "-f" "e4891cb540cefeec517e246ed68ba97620ed400ec9f3c8e91fe6ea7af188f60e"`
[INFO] [stdout] e4891cb540cefeec517e246ed68ba97620ed400ec9f3c8e91fe6ea7af188f60e