[INFO] fetching crate hydra_core 3.0.0...
[INFO] checking hydra_core-3.0.0 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate hydra_core 3.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate hydra_core 3.0.0
[INFO] finished tweaking crates.io crate hydra_core 3.0.0
[INFO] tweaked toml for crates.io crate hydra_core 3.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hydra_core 3.0.0 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hydra_core 3.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 494b18d039bebd4ac4652a021aa32adc29ae8ca21a0a3bd7f0cc00120aa1fde6
[INFO] running `Command { std: "docker" "start" "-a" "494b18d039bebd4ac4652a021aa32adc29ae8ca21a0a3bd7f0cc00120aa1fde6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "494b18d039bebd4ac4652a021aa32adc29ae8ca21a0a3bd7f0cc00120aa1fde6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494b18d039bebd4ac4652a021aa32adc29ae8ca21a0a3bd7f0cc00120aa1fde6", kill_on_drop: false }`
[INFO] [stdout] 494b18d039bebd4ac4652a021aa32adc29ae8ca21a0a3bd7f0cc00120aa1fde6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a4178d0a9e1d49a278a877480d7ed74fc198aedb369e09e1c4d7e9f961311a
[INFO] running `Command { std: "docker" "start" "-a" "c4a4178d0a9e1d49a278a877480d7ed74fc198aedb369e09e1c4d7e9f961311a", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking hydra_core v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/monitor.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn check_status(name: &str, url: &str) -> bool {
[INFO] [stdout]   |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `target_type` is never read
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Target {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     target_type: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Target` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WATERMARK` is never used
[INFO] [stdout]  --> src/monitor.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const WATERMARK: &str = "A product of Arifi Razzaq's genius.";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WATERMARK` is never used
[INFO] [stdout]  --> src/tasks.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const WATERMARK: &str = "A product of Arifi Razzaq's genius.";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/monitor.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn check_status(name: &str, url: &str) -> bool {
[INFO] [stdout]   |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `target_type` is never read
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Target {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     target_type: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Target` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WATERMARK` is never used
[INFO] [stdout]  --> src/monitor.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const WATERMARK: &str = "A product of Arifi Razzaq's genius.";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WATERMARK` is never used
[INFO] [stdout]  --> src/tasks.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const WATERMARK: &str = "A product of Arifi Razzaq's genius.";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "c4a4178d0a9e1d49a278a877480d7ed74fc198aedb369e09e1c4d7e9f961311a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a4178d0a9e1d49a278a877480d7ed74fc198aedb369e09e1c4d7e9f961311a", kill_on_drop: false }`
[INFO] [stdout] c4a4178d0a9e1d49a278a877480d7ed74fc198aedb369e09e1c4d7e9f961311a