[INFO] crate dump 0.1.1 is already in cache
[INFO] checking dump-0.1.1 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate dump 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dump 0.1.1 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dump 0.1.1
[INFO] finished tweaking crates.io crate dump 0.1.1
[INFO] tweaked toml for crates.io crate dump 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37a5cce827db3f05e28cf0e65546353d71773fab19e16a845e753008bc16448c
[INFO] running `"docker" "start" "-a" "37a5cce827db3f05e28cf0e65546353d71773fab19e16a845e753008bc16448c"`
[INFO] [stderr]     Checking dump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]  --> src/lib.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     unsafe {
[INFO] [stderr]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]  --> src/lib.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     unsafe {
[INFO] [stderr]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "37a5cce827db3f05e28cf0e65546353d71773fab19e16a845e753008bc16448c"`
[INFO] running `"docker" "rm" "-f" "37a5cce827db3f05e28cf0e65546353d71773fab19e16a845e753008bc16448c"`
[INFO] [stdout] 37a5cce827db3f05e28cf0e65546353d71773fab19e16a845e753008bc16448c