[INFO] fetching crate rill 0.21.0...
[INFO] checking rill-0.21.0 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate rill 0.21.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rill 0.21.0
[INFO] finished tweaking crates.io crate rill 0.21.0
[INFO] tweaked toml for crates.io crate rill 0.21.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rill 0.21.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 171 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding env_logger v0.8.4 (available: v0.11.8)
[INFO] [stderr]       Adding meio v0.82.0 (available: v0.97.0)
[INFO] [stderr]       Adding meio-connect v0.82.0 (available: v0.97.0)
[INFO] [stderr]       Adding rill-protocol v0.21.0 (available: v0.41.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded metacrate v0.1.2
[INFO] [stderr]   Downloaded ctrlc v3.5.0
[INFO] [stderr]   Downloaded meio-protocol v0.82.0
[INFO] [stderr]   Downloaded rill-protocol v0.21.0
[INFO] [stderr]   Downloaded meio-connect v0.82.0
[INFO] [stderr]   Downloaded meio v0.82.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5c0fdc748c2fd502f9b5ac4f79934e827b18bcae97d7dce785bfeef39bc6d614
[INFO] running `Command { std: "docker" "start" "-a" "5c0fdc748c2fd502f9b5ac4f79934e827b18bcae97d7dce785bfeef39bc6d614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c0fdc748c2fd502f9b5ac4f79934e827b18bcae97d7dce785bfeef39bc6d614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c0fdc748c2fd502f9b5ac4f79934e827b18bcae97d7dce785bfeef39bc6d614", kill_on_drop: false }`
[INFO] [stdout] 5c0fdc748c2fd502f9b5ac4f79934e827b18bcae97d7dce785bfeef39bc6d614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 56ecdb5eb62af069769ae758dbb4593456a28789eeeb9536ca83b8936621d513
[INFO] running `Command { std: "docker" "start" "-a" "56ecdb5eb62af069769ae758dbb4593456a28789eeeb9536ca83b8936621d513", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking meio-protocol v0.82.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]     Checking metacrate v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking ctrlc v3.5.0
[INFO] [stderr]     Checking rill-protocol v0.21.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking meio v0.82.0
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking meio-connect v0.82.0
[INFO] [stderr]     Checking rill v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Internal` is never constructed
[INFO] [stdout]  --> src/protocol.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Internal<T: Send + 'static>(pub T);
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Internal` is never constructed
[INFO] [stdout]  --> src/protocol.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub struct Internal<T: Send + 'static>(pub T);
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "56ecdb5eb62af069769ae758dbb4593456a28789eeeb9536ca83b8936621d513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ecdb5eb62af069769ae758dbb4593456a28789eeeb9536ca83b8936621d513", kill_on_drop: false }`
[INFO] [stdout] 56ecdb5eb62af069769ae758dbb4593456a28789eeeb9536ca83b8936621d513