[INFO] fetching crate distributed-scheduler 2.2.4...
[INFO] checking distributed-scheduler-2.2.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate distributed-scheduler 2.2.4 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate distributed-scheduler 2.2.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fa28e446d93914ba846906cf86f3bd497fdb649a6da455f57a8de0892c3fe32
[INFO] running `Command { std: "docker" "start" "-a" "3fa28e446d93914ba846906cf86f3bd497fdb649a6da455f57a8de0892c3fe32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fa28e446d93914ba846906cf86f3bd497fdb649a6da455f57a8de0892c3fe32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa28e446d93914ba846906cf86f3bd497fdb649a6da455f57a8de0892c3fe32", kill_on_drop: false }`
[INFO] [stdout] 3fa28e446d93914ba846906cf86f3bd497fdb649a6da455f57a8de0892c3fe32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66c771ebc4f8ffdfec8a063bb7ea25df00076006a3dfe50d0fe13ae8be3ed752
[INFO] running `Command { std: "docker" "start" "-a" "66c771ebc4f8ffdfec8a063bb7ea25df00076006a3dfe50d0fe13ae8be3ed752", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
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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 35.38s
[INFO] running `Command { std: "docker" "inspect" "66c771ebc4f8ffdfec8a063bb7ea25df00076006a3dfe50d0fe13ae8be3ed752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c771ebc4f8ffdfec8a063bb7ea25df00076006a3dfe50d0fe13ae8be3ed752", kill_on_drop: false }`
[INFO] [stdout] 66c771ebc4f8ffdfec8a063bb7ea25df00076006a3dfe50d0fe13ae8be3ed752