[INFO] crate unicode_names2 0.4.0 is already in cache
[INFO] testing unicode_names2-0.4.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate unicode_names2 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate unicode_names2 0.4.0 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 unicode_names2 0.4.0
[INFO] finished tweaking crates.io crate unicode_names2 0.4.0
[INFO] tweaked toml for crates.io crate unicode_names2 0.4.0 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 1345e68885b2ce27577e9a1b892d9eafe23ead76475c1ecad09200ebad090d3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1345e68885b2ce27577e9a1b892d9eafe23ead76475c1ecad09200ebad090d3b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode_names2 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/iter_str.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |             try!(write!(fmtr, "{}", s))
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |             try!(write!(fmtr, "{}", s))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `"docker" "inspect" "1345e68885b2ce27577e9a1b892d9eafe23ead76475c1ecad09200ebad090d3b"`
[INFO] running `"docker" "rm" "-f" "1345e68885b2ce27577e9a1b892d9eafe23ead76475c1ecad09200ebad090d3b"`
[INFO] [stdout] 1345e68885b2ce27577e9a1b892d9eafe23ead76475c1ecad09200ebad090d3b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 187d86289c4b721635f8eea183d0f380b3ecc7fd5c0b4ece1d0264ddef4f5db3
[INFO] running `"docker" "start" "-a" "187d86289c4b721635f8eea183d0f380b3ecc7fd5c0b4ece1d0264ddef4f5db3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode_names2 v0.4.0
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/iter_str.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |             try!(write!(fmtr, "{}", s))
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |             try!(write!(fmtr, "{}", s))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode_names2_macros v0.4.0
[INFO] [stderr]    Compiling unicode_names2 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: couldn't read /opt/rustwide/workdir/data/UnicodeData.txt: No such file or directory (os error 2)
[INFO] [stderr]    --> src/lib.rs:456:33
[INFO] [stderr]     |
[INFO] [stderr] 456 |       static DATA: &'static str = include_str!(concat!(env!("CARGO_MANIFEST_DIR"),
[INFO] [stderr]     |  _________________________________^
[INFO] [stderr] 457 | |                                                      "/data/UnicodeData.txt"));
[INFO] [stderr]     | |______________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]   --> src/lib.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 | #![cfg_attr(test, feature(test))]
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/iter_str.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |             try!(write!(fmtr, "{}", s))
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |             try!(write!(fmtr, "{}", s))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `unicode_names2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "187d86289c4b721635f8eea183d0f380b3ecc7fd5c0b4ece1d0264ddef4f5db3"`
[INFO] running `"docker" "rm" "-f" "187d86289c4b721635f8eea183d0f380b3ecc7fd5c0b4ece1d0264ddef4f5db3"`
[INFO] [stdout] 187d86289c4b721635f8eea183d0f380b3ecc7fd5c0b4ece1d0264ddef4f5db3