[INFO] cloning repository https://github.com/mklf/bert_tokenizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mklf/bert_tokenizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmklf%2Fbert_tokenizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmklf%2Fbert_tokenizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db07849c04e6fdf60405fcb0ee97a69acc0a8b85
[INFO] checking mklf/bert_tokenizer against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmklf%2Fbert_tokenizer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mklf/bert_tokenizer on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mklf/bert_tokenizer
[INFO] finished tweaking git repo https://github.com/mklf/bert_tokenizer
[INFO] tweaked toml for git repo https://github.com/mklf/bert_tokenizer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mklf/bert_tokenizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b789f904f17a6bc5d9d8b41c94b4236d7c95b93883eb3d11815fb81025dbb78
[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" "6b789f904f17a6bc5d9d8b41c94b4236d7c95b93883eb3d11815fb81025dbb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b789f904f17a6bc5d9d8b41c94b4236d7c95b93883eb3d11815fb81025dbb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b789f904f17a6bc5d9d8b41c94b4236d7c95b93883eb3d11815fb81025dbb78", kill_on_drop: false }`
[INFO] [stdout] 6b789f904f17a6bc5d9d8b41c94b4236d7c95b93883eb3d11815fb81025dbb78
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcaf999f5b8ed6bf5c7da59872e4e58767a2ddabc008d6ca234112f52257467b
[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" "fcaf999f5b8ed6bf5c7da59872e4e58767a2ddabc008d6ca234112f52257467b", kill_on_drop: false }`
[INFO] [stderr]     Checking bert_tokenizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenization.rs:266:90
[INFO] [stdout]     |
[INFO] [stdout] 266 | ...                   IndexMap<usize, String>), Box<Error>> {
[INFO] [stdout]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenization.rs:288:96
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub fn new<T: AsRef<str>>(vocab_file: T, do_lower_case: bool) -> Result<FullTokenizer, Box<Error>> {
[INFO] [stdout]     |                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenization.rs:266:90
[INFO] [stdout]     |
[INFO] [stdout] 266 | ...                   IndexMap<usize, String>), Box<Error>> {
[INFO] [stdout]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tokenization.rs:288:96
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub fn new<T: AsRef<str>>(vocab_file: T, do_lower_case: bool) -> Result<FullTokenizer, Box<Error>> {
[INFO] [stdout]     |                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "fcaf999f5b8ed6bf5c7da59872e4e58767a2ddabc008d6ca234112f52257467b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcaf999f5b8ed6bf5c7da59872e4e58767a2ddabc008d6ca234112f52257467b", kill_on_drop: false }`
[INFO] [stdout] fcaf999f5b8ed6bf5c7da59872e4e58767a2ddabc008d6ca234112f52257467b