[INFO] crate vanadium 0.0.5 is already in cache
[INFO] checking vanadium-0.0.5 against master#be493fe8cc40c3d3f6030a1313c1ff747fce770d for pr-69129
[INFO] extracting crate vanadium 0.0.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate vanadium 0.0.5 on toolchain be493fe8cc40c3d3f6030a1313c1ff747fce770d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vanadium 0.0.5
[INFO] finished tweaking crates.io crate vanadium 0.0.5
[INFO] tweaked toml for crates.io crate vanadium 0.0.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate vanadium 0.0.5 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5de85019af8c2d36a3087b38b5f2a0d782e088008c8e46c563e1a011936f86ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5de85019af8c2d36a3087b38b5f2a0d782e088008c8e46c563e1a011936f86ac"`
[INFO] [stderr]     Checking bytemuck v1.1.0
[INFO] [stderr]     Checking tinyvec v0.3.1
[INFO] [stderr]     Checking chlorine v1.0.1
[INFO] [stderr]     Checking vanadium v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `prompt_chars`
[INFO] [stderr]   --> src/bin/vanadium.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |   let prompt_chars = PROMPT.chars().count();
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_prompt_chars`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prompt_chars`
[INFO] [stderr]   --> src/bin/vanadium.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |   let prompt_chars = PROMPT.chars().count();
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_prompt_chars`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "5de85019af8c2d36a3087b38b5f2a0d782e088008c8e46c563e1a011936f86ac"`
[INFO] running `"docker" "rm" "-f" "5de85019af8c2d36a3087b38b5f2a0d782e088008c8e46c563e1a011936f86ac"`
[INFO] [stdout] 5de85019af8c2d36a3087b38b5f2a0d782e088008c8e46c563e1a011936f86ac