[INFO] fetching crate distributed-scheduler 2.2.4...
[INFO] checking distributed-scheduler-2.2.4 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate distributed-scheduler 2.2.4 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate distributed-scheduler 2.2.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate distributed-scheduler 2.2.4
[INFO] tweaked toml for crates.io crate distributed-scheduler 2.2.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate distributed-scheduler 2.2.4 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate distributed-scheduler 2.2.4 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stdout] f1df0e30dd5e4e55d8a33434f08c08dc08f14298ef225a49d540d49e8704d527
[INFO] running `Command { std: "docker" "start" "-a" "f1df0e30dd5e4e55d8a33434f08c08dc08f14298ef225a49d540d49e8704d527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1df0e30dd5e4e55d8a33434f08c08dc08f14298ef225a49d540d49e8704d527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1df0e30dd5e4e55d8a33434f08c08dc08f14298ef225a49d540d49e8704d527", kill_on_drop: false }`
[INFO] [stdout] f1df0e30dd5e4e55d8a33434f08c08dc08f14298ef225a49d540d49e8704d527
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80f50c668b06051650aaaed9ab82dda260ce92b18eca00a4f675f004ca259d05
[INFO] running `Command { std: "docker" "start" "-a" "80f50c668b06051650aaaed9ab82dda260ce92b18eca00a4f675f004ca259d05", kill_on_drop: false }`
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[INFO] [stdout] warning: static `GLOBAL_KEY_PREFIX` is never used
[INFO] [stdout]  --> src/driver/utils.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub static GLOBAL_KEY_PREFIX: &str = "distributed-scheduler";
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_key_prefix` is never used
[INFO] [stdout]  --> src/driver/utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn get_key_prefix(service_name: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.22s
[INFO] running `Command { std: "docker" "inspect" "80f50c668b06051650aaaed9ab82dda260ce92b18eca00a4f675f004ca259d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f50c668b06051650aaaed9ab82dda260ce92b18eca00a4f675f004ca259d05", kill_on_drop: false }`
[INFO] [stdout] 80f50c668b06051650aaaed9ab82dda260ce92b18eca00a4f675f004ca259d05