[INFO] cloning repository https://github.com/pinyin-tools/librustpinyin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pinyin-tools/librustpinyin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinyin-tools%2Flibrustpinyin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinyin-tools%2Flibrustpinyin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71cb49654ceee03b759e6a087955958e70aa477a
[INFO] checking pinyin-tools/librustpinyin against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinyin-tools%2Flibrustpinyin" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pinyin-tools/librustpinyin on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pinyin-tools/librustpinyin
[INFO] finished tweaking git repo https://github.com/pinyin-tools/librustpinyin
[INFO] tweaked toml for git repo https://github.com/pinyin-tools/librustpinyin written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/pinyin-tools/librustpinyin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ef05c9b44c784cf6b2cdb3b7d10ffaf35b3e0c15fb3d73fb387fc27753ad19a
[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" "5ef05c9b44c784cf6b2cdb3b7d10ffaf35b3e0c15fb3d73fb387fc27753ad19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef05c9b44c784cf6b2cdb3b7d10ffaf35b3e0c15fb3d73fb387fc27753ad19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef05c9b44c784cf6b2cdb3b7d10ffaf35b3e0c15fb3d73fb387fc27753ad19a", kill_on_drop: false }`
[INFO] [stdout] 5ef05c9b44c784cf6b2cdb3b7d10ffaf35b3e0c15fb3d73fb387fc27753ad19a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 394aed273d7e3be2d26c1442a6dbef04c1558e0921fbf8e3205ff8f7b413139c
[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" "394aed273d7e3be2d26c1442a6dbef04c1558e0921fbf8e3205ff8f7b413139c", kill_on_drop: false }`
[INFO] [stderr]     Checking librustpiyin v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/pinyin/db.rs:43:66
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let frequency = from_str(iter.next().unwrap()).unwrap_or(0u);
[INFO] [stdout]    |                                                                  ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/pinyin/db.rs:43:66
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let frequency = from_str(iter.next().unwrap()).unwrap_or(0u);
[INFO] [stdout]    |                                                                  ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `native`
[INFO] [stdout]  --> src/c_binding.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate native;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `native`
[INFO] [stdout]  --> src/c_binding.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate native;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `librustpiyin`
[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 `Command { std: "docker" "inspect" "394aed273d7e3be2d26c1442a6dbef04c1558e0921fbf8e3205ff8f7b413139c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "394aed273d7e3be2d26c1442a6dbef04c1558e0921fbf8e3205ff8f7b413139c", kill_on_drop: false }`
[INFO] [stdout] 394aed273d7e3be2d26c1442a6dbef04c1558e0921fbf8e3205ff8f7b413139c