[INFO] fetching crate heartbeat 0.0.1...
[INFO] testing heartbeat-0.0.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate heartbeat 0.0.1 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate heartbeat 0.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heartbeat 0.0.1
[INFO] finished tweaking crates.io crate heartbeat 0.0.1
[INFO] tweaked toml for crates.io crate heartbeat 0.0.1 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80e2e8ba966c2c99d36cb9c5a4c718e14443ce75a926b1e4c0d75a6dadc29d32
[INFO] running `Command { std: "docker" "start" "-a" "80e2e8ba966c2c99d36cb9c5a4c718e14443ce75a926b1e4c0d75a6dadc29d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80e2e8ba966c2c99d36cb9c5a4c718e14443ce75a926b1e4c0d75a6dadc29d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e2e8ba966c2c99d36cb9c5a4c718e14443ce75a926b1e4c0d75a6dadc29d32", kill_on_drop: false }`
[INFO] [stdout] 80e2e8ba966c2c99d36cb9c5a4c718e14443ce75a926b1e4c0d75a6dadc29d32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb84abc5af494f92577eb87d467f1375ba0cc4271190961d6fb408cf3a6e5a48
[INFO] running `Command { std: "docker" "start" "-a" "fb84abc5af494f92577eb87d467f1375ba0cc4271190961d6fb408cf3a6e5a48", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling heartbeat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Parser` in `toml`
[INFO] [stdout]   --> src/lib.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let val = match toml::Parser::new(&file_str[..]).parse() {
[INFO] [stdout]    |                               ^^^^^^ could not find `Parser` in `toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Client = Heartbeat<Fn(&SocketAddr) -> ()>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&SocketAddr) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/lib.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::thread::sleep_ms;
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             sleep_ms(self.frequency);
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `heartbeat` due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fb84abc5af494f92577eb87d467f1375ba0cc4271190961d6fb408cf3a6e5a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb84abc5af494f92577eb87d467f1375ba0cc4271190961d6fb408cf3a6e5a48", kill_on_drop: false }`
[INFO] [stdout] fb84abc5af494f92577eb87d467f1375ba0cc4271190961d6fb408cf3a6e5a48
