[INFO] fetching crate logical_clock 0.1.3...
[INFO] checking logical_clock-0.1.3 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate logical_clock 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate logical_clock 0.1.3 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate logical_clock 0.1.3
[INFO] finished tweaking crates.io crate logical_clock 0.1.3
[INFO] tweaked toml for crates.io crate logical_clock 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate logical_clock 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoid v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a63b1487c2102686a25704508358f1dd7cf9a7ee6ad96cf6bac2876f7d327d0c
[INFO] running `Command { std: "docker" "start" "-a" "a63b1487c2102686a25704508358f1dd7cf9a7ee6ad96cf6bac2876f7d327d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a63b1487c2102686a25704508358f1dd7cf9a7ee6ad96cf6bac2876f7d327d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63b1487c2102686a25704508358f1dd7cf9a7ee6ad96cf6bac2876f7d327d0c", kill_on_drop: false }`
[INFO] [stdout] a63b1487c2102686a25704508358f1dd7cf9a7ee6ad96cf6bac2876f7d327d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 826da0b71d44d854a8a4cb21a2325e15b5505e00e672cc6daf5967d02016fd4f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "826da0b71d44d854a8a4cb21a2325e15b5505e00e672cc6daf5967d02016fd4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nanoid v0.2.0
[INFO] [stderr]     Checking logical_clock v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]  --> examples/kv.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     val:i64,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `Command { std: "docker" "inspect" "826da0b71d44d854a8a4cb21a2325e15b5505e00e672cc6daf5967d02016fd4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "826da0b71d44d854a8a4cb21a2325e15b5505e00e672cc6daf5967d02016fd4f", kill_on_drop: false }`
[INFO] [stdout] 826da0b71d44d854a8a4cb21a2325e15b5505e00e672cc6daf5967d02016fd4f