[INFO] fetching crate zerust 1.0.4...
[INFO] checking zerust-1.0.4 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate zerust 1.0.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate zerust 1.0.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zerust 1.0.4
[INFO] tweaked toml for crates.io crate zerust 1.0.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zerust 1.0.4 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zerust 1.0.4 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7741507f727bb974403ed9af34be0bf80cfccefe6a85522f20e349a31633456e
[INFO] running `Command { std: "docker" "start" "-a" "7741507f727bb974403ed9af34be0bf80cfccefe6a85522f20e349a31633456e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7741507f727bb974403ed9af34be0bf80cfccefe6a85522f20e349a31633456e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7741507f727bb974403ed9af34be0bf80cfccefe6a85522f20e349a31633456e", kill_on_drop: false }`
[INFO] [stdout] 7741507f727bb974403ed9af34be0bf80cfccefe6a85522f20e349a31633456e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7d04992aebd5edeefc60e1ae13b739e7d46444f517570af113e668d211dc26d
[INFO] running `Command { std: "docker" "start" "-a" "a7d04992aebd5edeefc60e1ae13b739e7d46444f517570af113e668d211dc26d", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking dashmap v7.0.0-rc2
[INFO] [stderr]     Checking zerust v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]   --> examples/benchmark_server.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_id`
[INFO] [stdout]    --> examples/benchmark_server.rs:203:22
[INFO] [stdout]     |
[INFO] [stdout] 203 |                 let (msg_id, data_len) = match DataPack::unpack_header(&header) {
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.94s
[INFO] running `Command { std: "docker" "inspect" "a7d04992aebd5edeefc60e1ae13b739e7d46444f517570af113e668d211dc26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d04992aebd5edeefc60e1ae13b739e7d46444f517570af113e668d211dc26d", kill_on_drop: false }`
[INFO] [stdout] a7d04992aebd5edeefc60e1ae13b739e7d46444f517570af113e668d211dc26d