[INFO] updating cached repository https://github.com/mklf/bert_tokenizer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] db07849c04e6fdf60405fcb0ee97a69acc0a8b85
[INFO] checking mklf/bert_tokenizer against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmklf%2Fbert_tokenizer" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mklf/bert_tokenizer on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mklf/bert_tokenizer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] defad91f2871951bfd03420469ab779a61b1ac0b8c587efdd0522a5a94e11a1a
[INFO] running `"docker" "start" "-a" "defad91f2871951bfd03420469ab779a61b1ac0b8c587efdd0522a5a94e11a1a"`
[INFO] [stderr]     Checking bert_tokenizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tokenization.rs:266:90
[INFO] [stderr]     |
[INFO] [stderr] 266 | ...                   IndexMap<usize, String>), Box<Error>> {
[INFO] [stderr]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tokenization.rs:288:96
[INFO] [stderr]     |
[INFO] [stderr] 288 |     pub fn new<T: AsRef<str>>(vocab_file: T, do_lower_case: bool) -> Result<FullTokenizer, Box<Error>> {
[INFO] [stderr]     |                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tokenization.rs:266:90
[INFO] [stderr]     |
[INFO] [stderr] 266 | ...                   IndexMap<usize, String>), Box<Error>> {
[INFO] [stderr]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tokenization.rs:288:96
[INFO] [stderr]     |
[INFO] [stderr] 288 |     pub fn new<T: AsRef<str>>(vocab_file: T, do_lower_case: bool) -> Result<FullTokenizer, Box<Error>> {
[INFO] [stderr]     |                                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "defad91f2871951bfd03420469ab779a61b1ac0b8c587efdd0522a5a94e11a1a"`
[INFO] running `"docker" "rm" "-f" "defad91f2871951bfd03420469ab779a61b1ac0b8c587efdd0522a5a94e11a1a"`
[INFO] [stdout] defad91f2871951bfd03420469ab779a61b1ac0b8c587efdd0522a5a94e11a1a