[INFO] cloning repository https://github.com/alfred-yu/cslice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alfred-yu/cslice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falfred-yu%2Fcslice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falfred-yu%2Fcslice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab98ecb647867e0b22de8f0fc3e0edef8df1fb68
[INFO] checking alfred-yu/cslice against a7c37f9f0ee5e93396106e9de20f4a86b4154e63 for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falfred-yu%2Fcslice" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alfred-yu/cslice
[INFO] finished tweaking git repo https://github.com/alfred-yu/cslice
[INFO] tweaked toml for git repo https://github.com/alfred-yu/cslice written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alfred-yu/cslice on toolchain a7c37f9f0ee5e93396106e9de20f4a86b4154e63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alfred-yu/cslice 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" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter-c v0.23.4
[INFO] [stderr]   Downloaded tree-sitter v0.24.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd
[INFO] running `Command { std: "docker" "start" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd", 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" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd" "/opt/rustwide/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd", 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" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd" "/opt/rustwide/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-sitter-language v0.1.8
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]    Compiling cc v1.6.0
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling pyo3-build-config v0.29.3
[INFO] [stderr]    Compiling tree-sitter-c v0.23.4
[INFO] [stderr]    Compiling tree-sitter v0.24.7
[INFO] [stderr]    Compiling pyo3-ffi v0.29.3
[INFO] [stderr]    Compiling pyo3 v0.29.3
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.3
[INFO] [stderr]     Checking cslice-core v0.1.5 (/opt/rustwide/workdir/crates/cslice-core)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]   --> crates/cslice-core/src/cfg.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::collections::{HashMap, HashSet};
[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: `HashMap`
[INFO] [stdout]   --> crates/cslice-core/src/cfg.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> crates/cslice-core/src/lib.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |     let mut snapshot = |body_guards: &[String]| -> Vec<String> {
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cslice-draft v0.1.5 (/opt/rustwide/workdir/crates/cslice-draft)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> crates/cslice-core/src/lib.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |     let mut snapshot = |body_guards: &[String]| -> Vec<String> {
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pyo3-macros v0.29.3
[INFO] [stderr]     Checking cslice-py v0.1.5 (/opt/rustwide/workdir/crates/cslice-py)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.05s
[INFO] running `Command { std: "docker" "inspect" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd", kill_on_drop: false }`
[INFO] [stdout] 17dec58252544b7cbdad858d491d6e74f84098658ba13781f9ebbc7b0b52e7fd
