[INFO] fetching crate alpino-tokenizer 0.3.0...
[INFO] checking alpino-tokenizer-0.3.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate alpino-tokenizer 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate alpino-tokenizer 0.3.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alpino-tokenizer 0.3.0
[INFO] finished tweaking crates.io crate alpino-tokenizer 0.3.0
[INFO] tweaked toml for crates.io crate alpino-tokenizer 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5773c8ccea1925a663b03b7e7e301e84a77610e1110cfb411610f3fffa2fefa9
[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" "5773c8ccea1925a663b03b7e7e301e84a77610e1110cfb411610f3fffa2fefa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5773c8ccea1925a663b03b7e7e301e84a77610e1110cfb411610f3fffa2fefa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5773c8ccea1925a663b03b7e7e301e84a77610e1110cfb411610f3fffa2fefa9", kill_on_drop: false }`
[INFO] [stdout] 5773c8ccea1925a663b03b7e7e301e84a77610e1110cfb411610f3fffa2fefa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 288cc1635b8169c82a740263eca12137fcfe34928d868f7ff55d77c930c084a1
[INFO] running `Command { std: "docker" "start" "-a" "288cc1635b8169c82a740263eca12137fcfe34928d868f7ff55d77c930c084a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking alpino-tokenizer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `is_final_state`
[INFO] [stdout]   --> src/fst.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub is_final_state: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_final_state`
[INFO] [stdout]   --> src/fst.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub is_final_state: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.46s
[INFO] running `Command { std: "docker" "inspect" "288cc1635b8169c82a740263eca12137fcfe34928d868f7ff55d77c930c084a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288cc1635b8169c82a740263eca12137fcfe34928d868f7ff55d77c930c084a1", kill_on_drop: false }`
[INFO] [stdout] 288cc1635b8169c82a740263eca12137fcfe34928d868f7ff55d77c930c084a1