[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] a3d1ecb983469aa4f976eb6e51475b55609d048d
[INFO] checking mklf/bert_tokenizer against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmklf%2Fbert_tokenizer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mklf/bert_tokenizer on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afb8e3157f53dba21ca73fcceb5af7f007ddc711b4782c4b6febfffe6e2039ae
[INFO] running `Command { std: "docker" "start" "-a" "afb8e3157f53dba21ca73fcceb5af7f007ddc711b4782c4b6febfffe6e2039ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afb8e3157f53dba21ca73fcceb5af7f007ddc711b4782c4b6febfffe6e2039ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb8e3157f53dba21ca73fcceb5af7f007ddc711b4782c4b6febfffe6e2039ae", kill_on_drop: false }`
[INFO] [stdout] afb8e3157f53dba21ca73fcceb5af7f007ddc711b4782c4b6febfffe6e2039ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26aaa5ef855f81bcd0dae27fb49001964f4c81870527b1f7e7046af79b381e9e
[INFO] running `Command { std: "docker" "start" "-a" "26aaa5ef855f81bcd0dae27fb49001964f4c81870527b1f7e7046af79b381e9e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking bert_tokenizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/ffi.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     unsafe { Box::from_raw(tokenizer) };
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |     unsafe { let _ = Box::from_raw(tokenizer); };
[INFO] [stdout]    |              +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/ffi.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     unsafe { Box::from_raw(tokenizer) };
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |     unsafe { let _ = Box::from_raw(tokenizer); };
[INFO] [stdout]    |              +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "26aaa5ef855f81bcd0dae27fb49001964f4c81870527b1f7e7046af79b381e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26aaa5ef855f81bcd0dae27fb49001964f4c81870527b1f7e7046af79b381e9e", kill_on_drop: false }`
[INFO] [stdout] 26aaa5ef855f81bcd0dae27fb49001964f4c81870527b1f7e7046af79b381e9e