[INFO] fetching crate prometheus-manager 0.0.30...
[INFO] checking prometheus-manager-0.0.30 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate prometheus-manager 0.0.30 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate prometheus-manager 0.0.30 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus-manager 0.0.30
[INFO] finished tweaking crates.io crate prometheus-manager 0.0.30
[INFO] tweaked toml for crates.io crate prometheus-manager 0.0.30 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.5)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding rust-embed v6.8.1 (latest: v8.5.0)
[INFO] [stderr]       Adding rust-embed-impl v6.8.1 (latest: v8.5.0)
[INFO] [stderr]       Adding rust-embed-utils v7.8.1 (latest: v8.5.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded human-readable v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b97b0f982a377287b2db516c299c947f8c90af9a74cb13ba5e2bc884c037e6ae
[INFO] running `Command { std: "docker" "start" "-a" "b97b0f982a377287b2db516c299c947f8c90af9a74cb13ba5e2bc884c037e6ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97b0f982a377287b2db516c299c947f8c90af9a74cb13ba5e2bc884c037e6ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97b0f982a377287b2db516c299c947f8c90af9a74cb13ba5e2bc884c037e6ae", kill_on_drop: false }`
[INFO] [stdout] b97b0f982a377287b2db516c299c947f8c90af9a74cb13ba5e2bc884c037e6ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c09c530c779c8e62e36364c3c41e7d211723242d37c72710ec7374f8ff31781b
[INFO] running `Command { std: "docker" "start" "-a" "c09c530c779c8e62e36364c3c41e7d211723242d37c72710ec7374f8ff31781b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpufeatures v0.2.13
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking rust-embed-utils v7.8.1
[INFO] [stderr]     Checking human-readable v0.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling rust-embed-impl v6.8.1
[INFO] [stderr]     Checking rust-embed v6.8.1
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking prometheus-manager v0.0.30 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Metric` instead of cloning the inner type
[INFO] [stdout]     --> src/lib.rs:3534:33
[INFO] [stdout]      |
[INFO] [stdout] 3534 |         assert_eq!(matched[i], v.clone(), "mismatched at {}", i);
[INFO] [stdout]      |                                 ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.62s
[INFO] running `Command { std: "docker" "inspect" "c09c530c779c8e62e36364c3c41e7d211723242d37c72710ec7374f8ff31781b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09c530c779c8e62e36364c3c41e7d211723242d37c72710ec7374f8ff31781b", kill_on_drop: false }`
[INFO] [stdout] c09c530c779c8e62e36364c3c41e7d211723242d37c72710ec7374f8ff31781b
[INFO] checking prometheus-manager-0.0.30 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate prometheus-manager 0.0.30 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate prometheus-manager 0.0.30 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus-manager 0.0.30
[INFO] finished tweaking crates.io crate prometheus-manager 0.0.30
[INFO] tweaked toml for crates.io crate prometheus-manager 0.0.30 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.5)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding rust-embed v6.8.1 (latest: v8.5.0)
[INFO] [stderr]       Adding rust-embed-impl v6.8.1 (latest: v8.5.0)
[INFO] [stderr]       Adding rust-embed-utils v7.8.1 (latest: v8.5.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d0f271145f0bcce1316d4efb6da067efacaa0916da449e11abafba6055bb140
[INFO] running `Command { std: "docker" "start" "-a" "2d0f271145f0bcce1316d4efb6da067efacaa0916da449e11abafba6055bb140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d0f271145f0bcce1316d4efb6da067efacaa0916da449e11abafba6055bb140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0f271145f0bcce1316d4efb6da067efacaa0916da449e11abafba6055bb140", kill_on_drop: false }`
[INFO] [stdout] 2d0f271145f0bcce1316d4efb6da067efacaa0916da449e11abafba6055bb140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e65b2a1f8c5a9a29cd31412c95e0b9324014be8b744a228c0b66b9af96922e96
[INFO] running `Command { std: "docker" "start" "-a" "e65b2a1f8c5a9a29cd31412c95e0b9324014be8b744a228c0b66b9af96922e96", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cpufeatures v0.2.13
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking rust-embed-utils v7.8.1
[INFO] [stderr]     Checking human-readable v0.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling rust-embed-impl v6.8.1
[INFO] [stderr]     Checking rust-embed v6.8.1
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking prometheus-manager v0.0.30 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Metric` instead of cloning the inner type
[INFO] [stdout]     --> src/lib.rs:3534:33
[INFO] [stdout]      |
[INFO] [stdout] 3534 |         assert_eq!(matched[i], v.clone(), "mismatched at {}", i);
[INFO] [stdout]      |                                 ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s
[INFO] running `Command { std: "docker" "inspect" "e65b2a1f8c5a9a29cd31412c95e0b9324014be8b744a228c0b66b9af96922e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65b2a1f8c5a9a29cd31412c95e0b9324014be8b744a228c0b66b9af96922e96", kill_on_drop: false }`
[INFO] [stdout] e65b2a1f8c5a9a29cd31412c95e0b9324014be8b744a228c0b66b9af96922e96