[INFO] cloning repository https://github.com/duanchang425/NChat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duanchang425/NChat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduanchang425%2FNChat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduanchang425%2FNChat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6fb734baf676264ba41c9c43ca99c84c154a084
[INFO] checking duanchang425/NChat against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduanchang425%2FNChat" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duanchang425/NChat
[INFO] finished tweaking git repo https://github.com/duanchang425/NChat
[INFO] tweaked toml for git repo https://github.com/duanchang425/NChat written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duanchang425/NChat on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duanchang425/NChat 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.5.41
[INFO] [stderr]   Downloaded clap_builder v4.5.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6a856a065034d0f1ad18bdab0468c084a6b69596da6035a3d93b16a3f5213db
[INFO] running `Command { std: "docker" "start" "-a" "f6a856a065034d0f1ad18bdab0468c084a6b69596da6035a3d93b16a3f5213db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a856a065034d0f1ad18bdab0468c084a6b69596da6035a3d93b16a3f5213db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a856a065034d0f1ad18bdab0468c084a6b69596da6035a3d93b16a3f5213db", kill_on_drop: false }`
[INFO] [stdout] f6a856a065034d0f1ad18bdab0468c084a6b69596da6035a3d93b16a3f5213db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa73f28f0db12b2a55dddc0c0930253b3f6fa1c7cd8affb27230f947eb2c1a78
[INFO] running `Command { std: "docker" "start" "-a" "fa73f28f0db12b2a55dddc0c0930253b3f6fa1c7cd8affb27230f947eb2c1a78", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling libc v0.2.174
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[INFO] [stderr]    Compiling openssl-sys v0.9.109
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[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
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[INFO] [stderr]    Compiling synstructure v0.13.2
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
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[INFO] [stderr]     Checking tinystr v0.8.1
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[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking serde v1.0.219
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[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
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[INFO] [stderr]     Checking idna v1.0.3
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[INFO] [stderr]     Checking tokio-util v0.7.15
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[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking toml v0.8.23
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking NChat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]   --> src/lib.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::mpsc::{Sender, Receiver, channel};
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]   --> src/lib.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::mpsc::{Sender, Receiver, channel};
[INFO] [stdout]    |                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `NChat` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `nchat`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.11s
[INFO] running `Command { std: "docker" "inspect" "fa73f28f0db12b2a55dddc0c0930253b3f6fa1c7cd8affb27230f947eb2c1a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa73f28f0db12b2a55dddc0c0930253b3f6fa1c7cd8affb27230f947eb2c1a78", kill_on_drop: false }`
[INFO] [stdout] fa73f28f0db12b2a55dddc0c0930253b3f6fa1c7cd8affb27230f947eb2c1a78