[INFO] crate varint 0.9.0 is already in cache
[INFO] checking varint-0.9.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate varint 0.9.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate varint 0.9.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate varint 0.9.0
[INFO] finished tweaking crates.io crate varint 0.9.0
[INFO] tweaked toml for crates.io crate varint 0.9.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 102a5606ae3d08ea72d37f5b2800522128aed82ecc955d84ed5c881bc585ea2c
[INFO] running `"docker" "start" "-a" "102a5606ae3d08ea72d37f5b2800522128aed82ecc955d84ed5c881bc585ea2c"`
[INFO] [stderr]     Checking bit_utils v0.1.1
[INFO] [stderr]     Checking varint v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `next_byte` is never read
[INFO] [stderr]   --> src/rawio.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut next_byte: u8 = 0;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `next_byte` is never read
[INFO] [stderr]   --> src/rawio.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut next_byte: u8 = 0;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "102a5606ae3d08ea72d37f5b2800522128aed82ecc955d84ed5c881bc585ea2c"`
[INFO] running `"docker" "rm" "-f" "102a5606ae3d08ea72d37f5b2800522128aed82ecc955d84ed5c881bc585ea2c"`
[INFO] [stdout] 102a5606ae3d08ea72d37f5b2800522128aed82ecc955d84ed5c881bc585ea2c