[INFO] fetching crate taro-lang 0.2.0...
[INFO] checking taro-lang-0.2.0 against c79f6bc4fc2389852aeff667626cb3e58adfe71c for pr-164081
[INFO] extracting crate taro-lang 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate taro-lang 0.2.0
[INFO] finished tweaking crates.io crate taro-lang 0.2.0
[INFO] tweaked toml for crates.io crate taro-lang 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taro-lang 0.2.0 on toolchain c79f6bc4fc2389852aeff667626cb3e58adfe71c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c79f6bc4fc2389852aeff667626cb3e58adfe71c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate taro-lang 0.2.0 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" "+c79f6bc4fc2389852aeff667626cb3e58adfe71c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking taro-lang-0.2.0 against c79f6bc4fc2389852aeff667626cb3e58adfe71c for pr-164081
[INFO] extracting crate taro-lang 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate taro-lang 0.2.0
[INFO] finished tweaking crates.io crate taro-lang 0.2.0
[INFO] tweaked toml for crates.io crate taro-lang 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate taro-lang 0.2.0 on toolchain c79f6bc4fc2389852aeff667626cb3e58adfe71c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c79f6bc4fc2389852aeff667626cb3e58adfe71c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate taro-lang 0.2.0 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" "+c79f6bc4fc2389852aeff667626cb3e58adfe71c" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libffi v4.1.2
[INFO] [stderr]   Downloaded libffi-sys v3.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721
[INFO] running `Command { std: "docker" "start" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721", 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" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721" "/opt/rustwide/cargo-home/bin/cargo" "+c79f6bc4fc2389852aeff667626cb3e58adfe71c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721", 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" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721" "/opt/rustwide/cargo-home/bin/cargo" "+c79f6bc4fc2389852aeff667626cb3e58adfe71c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v1.0.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libffi-sys v3.3.3
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking nix v0.29.0
[INFO] [stderr]     Checking log v0.4.32
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.25.12+spec-1.1.0
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking rustyline v15.0.0
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.6
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking num_enum v0.7.6
[INFO] [stderr]     Checking libffi v4.1.2
[INFO] [stderr]     Checking taro-lang v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/compile/scan.rs:341:28
[INFO] [stdout]     |
[INFO] [stdout] 341 |     fn scan_tokens(source: &str) -> Vec<Token> {
[INFO] [stdout]     |                            ^^^^         ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 341 |     fn scan_tokens(source: &str) -> Vec<Token<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.19s
[INFO] running `Command { std: "docker" "inspect" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721", kill_on_drop: false }`
[INFO] [stdout] 3b64bccb9970a61d15a1ad562739ffb46726cbd4bb63518db49ca73ee1537721
