[INFO] crate kaguya_rs 0.1.5 is already in cache
[INFO] testing kaguya_rs-0.1.5 against 1.44.0 for beta-1.45-1
[INFO] extracting crate kaguya_rs 0.1.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate kaguya_rs 0.1.5 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kaguya_rs 0.1.5
[INFO] finished tweaking crates.io crate kaguya_rs 0.1.5
[INFO] tweaked toml for crates.io crate kaguya_rs 0.1.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bf9f24a96d11332b919c04cc0c00ad8c0f6d1caa45ca653bcbebde062c1aed6e
[INFO] running `"docker" "start" "-a" "bf9f24a96d11332b919c04cc0c00ad8c0f6d1caa45ca653bcbebde062c1aed6e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling kaguya_rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "bf9f24a96d11332b919c04cc0c00ad8c0f6d1caa45ca653bcbebde062c1aed6e"`
[INFO] running `"docker" "rm" "-f" "bf9f24a96d11332b919c04cc0c00ad8c0f6d1caa45ca653bcbebde062c1aed6e"`
[INFO] [stdout] bf9f24a96d11332b919c04cc0c00ad8c0f6d1caa45ca653bcbebde062c1aed6e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a143328dc283ad14e8fa978a81c03a7099a9ac212458a021ca9fe4f1f3c93611
[INFO] running `"docker" "start" "-a" "a143328dc283ad14e8fa978a81c03a7099a9ac212458a021ca9fe4f1f3c93611"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kaguya_rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> tests/basic_fn.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #![feature(trace_macros)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/basic_fn/mac.rs:203:28
[INFO] [stderr]     |
[INFO] [stderr] 203 |         $(ret.extend($it););*
[INFO] [stderr]     |                            ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/basic_fn/mac.rs:203:28
[INFO] [stderr]     |
[INFO] [stderr] 203 |         $(ret.extend($it););*
[INFO] [stderr]     |                            ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `kaguya_rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a143328dc283ad14e8fa978a81c03a7099a9ac212458a021ca9fe4f1f3c93611"`
[INFO] running `"docker" "rm" "-f" "a143328dc283ad14e8fa978a81c03a7099a9ac212458a021ca9fe4f1f3c93611"`
[INFO] [stdout] a143328dc283ad14e8fa978a81c03a7099a9ac212458a021ca9fe4f1f3c93611