[INFO] fetching crate doem-math 1.0.1...
[INFO] checking doem-math-1.0.1 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] extracting crate doem-math 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate doem-math 1.0.1 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate doem-math 1.0.1
[INFO] finished tweaking crates.io crate doem-math 1.0.1
[INFO] tweaked toml for crates.io crate doem-math 1.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "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] d19e141939b8805bd783724af92e3a8ad3566783959f979a3a1d6e2c4a1cbb84
[INFO] running `"docker" "start" "-a" "d19e141939b8805bd783724af92e3a8ad3566783959f979a3a1d6e2c4a1cbb84"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking staticvec v0.8.9
[INFO] [stderr] error[E0658]: use of unstable library feature 'assoc_int_consts': recently added
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/utils.rs:198:54
[INFO] [stderr]     |
[INFO] [stderr] 198 |     core::mem::size_of::<T>().saturating_mul(len) <= isize::MAX as usize,
[INFO] [stderr]     |                                                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #68490 <https://github.com/rust-lang/rust/issues/68490> for more information
[INFO] [stderr]     = help: add `#![feature(assoc_int_consts)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'assoc_int_consts': recently added
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/utils.rs:218:54
[INFO] [stderr]     |
[INFO] [stderr] 218 |     core::mem::size_of::<T>().saturating_mul(len) <= isize::MAX as usize,
[INFO] [stderr]     |                                                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #68490 <https://github.com/rust-lang/rust/issues/68490> for more information
[INFO] [stderr]     = help: add `#![feature(assoc_int_consts)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `staticvec`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d19e141939b8805bd783724af92e3a8ad3566783959f979a3a1d6e2c4a1cbb84"`
[INFO] running `"docker" "rm" "-f" "d19e141939b8805bd783724af92e3a8ad3566783959f979a3a1d6e2c4a1cbb84"`
[INFO] [stdout] d19e141939b8805bd783724af92e3a8ad3566783959f979a3a1d6e2c4a1cbb84