[INFO] fetching crate metrics_cloudwatch 0.14.1...
[INFO] testing metrics_cloudwatch-0.14.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate metrics_cloudwatch 0.14.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate metrics_cloudwatch 0.14.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics_cloudwatch 0.14.1
[INFO] finished tweaking crates.io crate metrics_cloudwatch 0.14.1
[INFO] tweaked toml for crates.io crate metrics_cloudwatch 0.14.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b6bfabe2e1179e32f3d7e25a22e1bc3d51937d1ccc37269de43782799402c1f
[INFO] running `Command { std: "docker" "start" "-a" "9b6bfabe2e1179e32f3d7e25a22e1bc3d51937d1ccc37269de43782799402c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b6bfabe2e1179e32f3d7e25a22e1bc3d51937d1ccc37269de43782799402c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6bfabe2e1179e32f3d7e25a22e1bc3d51937d1ccc37269de43782799402c1f", kill_on_drop: false }`
[INFO] [stdout] 9b6bfabe2e1179e32f3d7e25a22e1bc3d51937d1ccc37269de43782799402c1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2ee580e5cd73c52d104c88f0d0a1fbc30c68e9210801ce12bc0d62a8ecd461a
[INFO] running `Command { std: "docker" "start" "-a" "a2ee580e5cd73c52d104c88f0d0a1fbc30c68e9210801ce12bc0d62a8ecd461a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling zeroize v1.5.4
[INFO] [stderr]    Compiling metrics v0.16.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling t1ha v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling metrics-macros v0.4.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling rusoto_core v0.47.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.7.1
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling rusoto_credential v0.47.0
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling rusoto_signature v0.47.0
[INFO] [stderr]    Compiling rusoto_cloudwatch v0.47.0
[INFO] [stderr]    Compiling metrics_cloudwatch v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in crate `rand`
[INFO] [stdout]    --> src/collector.rs:320:40
[INFO] [stdout]     |
[INFO] [stdout] 320 |     let rng = SmallRng::from_rng(rand::thread_rng()).unwrap();
[INFO] [stdout]     |                                        ^^^^^^^^^^ not found in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrics_cloudwatch` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a2ee580e5cd73c52d104c88f0d0a1fbc30c68e9210801ce12bc0d62a8ecd461a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ee580e5cd73c52d104c88f0d0a1fbc30c68e9210801ce12bc0d62a8ecd461a", kill_on_drop: false }`
[INFO] [stdout] a2ee580e5cd73c52d104c88f0d0a1fbc30c68e9210801ce12bc0d62a8ecd461a