[INFO] fetching crate heartbeats-simple 0.4.1...
[INFO] checking heartbeats-simple-0.4.1 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate heartbeats-simple 0.4.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate heartbeats-simple 0.4.1 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heartbeats-simple 0.4.1
[INFO] finished tweaking crates.io crate heartbeats-simple 0.4.1
[INFO] tweaked toml for crates.io crate heartbeats-simple 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heartbeats-simple-sys v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 263f0a56c12d35e1269b33b0e532c624db9b6db905b2aab08f626815c1441e8b
[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" "263f0a56c12d35e1269b33b0e532c624db9b6db905b2aab08f626815c1441e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "263f0a56c12d35e1269b33b0e532c624db9b6db905b2aab08f626815c1441e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263f0a56c12d35e1269b33b0e532c624db9b6db905b2aab08f626815c1441e8b", kill_on_drop: false }`
[INFO] [stdout] 263f0a56c12d35e1269b33b0e532c624db9b6db905b2aab08f626815c1441e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 989d59463188ad6552eb38625f660b69e1d12af080d90c55d6f466fccc67d83e
[INFO] running `Command { std: "docker" "start" "-a" "989d59463188ad6552eb38625f660b69e1d12af080d90c55d6f466fccc67d83e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling heartbeats-simple-sys v0.4.3
[INFO] [stderr]     Checking heartbeats-simple v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs_acc.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs_pow.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs_acc_pow.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs_acc.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs_pow.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> hbs_acc_pow.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.81s
[INFO] running `Command { std: "docker" "inspect" "989d59463188ad6552eb38625f660b69e1d12af080d90c55d6f466fccc67d83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989d59463188ad6552eb38625f660b69e1d12af080d90c55d6f466fccc67d83e", kill_on_drop: false }`
[INFO] [stdout] 989d59463188ad6552eb38625f660b69e1d12af080d90c55d6f466fccc67d83e