[INFO] cloning repository https://github.com/post7794/rustlings-cn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/post7794/rustlings-cn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost7794%2Frustlings-cn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost7794%2Frustlings-cn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdcba774d33e04542c6d88860066cd4e4dc32ee2
[INFO] checking post7794/rustlings-cn against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost7794%2Frustlings-cn" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/post7794/rustlings-cn
[INFO] finished tweaking git repo https://github.com/post7794/rustlings-cn
[INFO] tweaked toml for git repo https://github.com/post7794/rustlings-cn written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/post7794/rustlings-cn on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/post7794/rustlings-cn 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" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_spanned v1.1.1
[INFO] [stderr]   Downloaded wit-bindgen-rust-macro v0.51.0
[INFO] [stderr]   Downloaded leb128fmt v0.1.0
[INFO] [stderr]   Downloaded fsevent-sys v4.1.0
[INFO] [stderr]   Downloaded document-features v0.2.12
[INFO] [stderr]   Downloaded once_cell_polyfill v1.70.2
[INFO] [stderr]   Downloaded id-arena v2.3.0
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.11
[INFO] [stderr]   Downloaded kqueue-sys v1.0.4
[INFO] [stderr]   Downloaded toml v1.1.2+spec-1.1.0
[INFO] [stderr]   Downloaded wasm-metadata v0.244.0
[INFO] [stderr]   Downloaded fastrand v2.4.0
[INFO] [stderr]   Downloaded wit-bindgen-core v0.51.0
[INFO] [stderr]   Downloaded toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]   Downloaded wit-bindgen-rust v0.51.0
[INFO] [stderr]   Downloaded clap_derive v4.6.0
[INFO] [stderr]   Downloaded litrs v1.0.0
[INFO] [stderr]   Downloaded clap v4.6.0
[INFO] [stderr]   Downloaded bitflags v2.11.0
[INFO] [stderr]   Downloaded getrandom v0.4.2
[INFO] [stderr]   Downloaded wit-bindgen v0.51.0
[INFO] [stderr]   Downloaded r-efi v6.0.0
[INFO] [stderr]   Downloaded wasm-encoder v0.244.0
[INFO] [stderr]   Downloaded indexmap v2.13.1
[INFO] [stderr]   Downloaded wasip2 v1.0.2+wasi-0.2.9
[INFO] [stderr]   Downloaded wasip3 v0.4.0+wasi-0.3.0-rc-2026-01-06
[INFO] [stderr]   Downloaded wit-parser v0.244.0
[INFO] [stderr]   Downloaded serde_json v1.0.149
[INFO] [stderr]   Downloaded crossterm v0.29.0
[INFO] [stderr]   Downloaded winnow v1.0.1
[INFO] [stderr]   Downloaded wit-component v0.244.0
[INFO] [stderr]   Downloaded wasmparser v0.244.0
[INFO] [stderr]   Downloaded libc v0.2.184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79
[INFO] running `Command { std: "docker" "start" "8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling rustlings v6.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking inotify v0.11.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking notify-types v2.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking fastrand v2.4.0
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]     Checking clap v4.6.0
[INFO] [stderr]     Checking rustlings-macros v6.5.0 (/opt/rustwide/workdir/rustlings-macros)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.64s
[INFO] running `Command { std: "docker" "inspect" "8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79", kill_on_drop: false }`
[INFO] [stdout] 8cb2e55670349066b24ec1b160a0dfd5052da34b455961327321a4a2d9612d79
