[INFO] fetching crate unicode_names2 0.4.0...
[INFO] testing unicode_names2-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate unicode_names2 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate unicode_names2 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01fca4de2f75d1b6391502241d187641a04352effab7f1a9f4442468b4d73291
[INFO] running `Command { std: "docker" "start" "-a" "01fca4de2f75d1b6391502241d187641a04352effab7f1a9f4442468b4d73291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01fca4de2f75d1b6391502241d187641a04352effab7f1a9f4442468b4d73291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fca4de2f75d1b6391502241d187641a04352effab7f1a9f4442468b4d73291", kill_on_drop: false }`
[INFO] [stdout] 01fca4de2f75d1b6391502241d187641a04352effab7f1a9f4442468b4d73291
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5d68b75d3fbf2d343917ac09deea2ad86fa3490d9fa7433fe7b80ec1ec5fb96
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5d68b75d3fbf2d343917ac09deea2ad86fa3490d9fa7433fe7b80ec1ec5fb96", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_names2 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/iter_str.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             try!(write!(fmtr, "{}", s))
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             try!(write!(fmtr, "{}", s))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "e5d68b75d3fbf2d343917ac09deea2ad86fa3490d9fa7433fe7b80ec1ec5fb96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d68b75d3fbf2d343917ac09deea2ad86fa3490d9fa7433fe7b80ec1ec5fb96", kill_on_drop: false }`
[INFO] [stdout] e5d68b75d3fbf2d343917ac09deea2ad86fa3490d9fa7433fe7b80ec1ec5fb96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4d833c395522271c3475c8f9db79559a969034ab7828e6deebbfe790db181ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4d833c395522271c3475c8f9db79559a969034ab7828e6deebbfe790db181ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_names2 v0.4.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/iter_str.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             try!(write!(fmtr, "{}", s))
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             try!(write!(fmtr, "{}", s))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] error: couldn't read /opt/rustwide/workdir/data/UnicodeData.txt: No such file or directory (os error 2)
[INFO] [stdout]    --> src/lib.rs:456:33
[INFO] [stdout]     |
[INFO] [stdout] 456 |       static DATA: &'static str = include_str!(concat!(env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 457 | |                                                      "/data/UnicodeData.txt"));
[INFO] [stdout]     | |______________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/iter_str.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             try!(write!(fmtr, "{}", s))
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             try!(write!(fmtr, "{}", s))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicode_names2`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b4d833c395522271c3475c8f9db79559a969034ab7828e6deebbfe790db181ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d833c395522271c3475c8f9db79559a969034ab7828e6deebbfe790db181ff", kill_on_drop: false }`
[INFO] [stdout] b4d833c395522271c3475c8f9db79559a969034ab7828e6deebbfe790db181ff