[INFO] fetching crate agentos 0.1.0...
[INFO] checking agentos-0.1.0 against try#2b43d8e161cfe46fae25518efb124c3c1d0fa392 for pr-145604
[INFO] extracting crate agentos 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate agentos 0.1.0
[INFO] finished tweaking crates.io crate agentos 0.1.0
[INFO] tweaked toml for crates.io crate agentos 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate agentos 0.1.0 on toolchain 2b43d8e161cfe46fae25518efb124c3c1d0fa392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "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" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking agentos-0.1.0 against try#2b43d8e161cfe46fae25518efb124c3c1d0fa392 for pr-145604
[INFO] extracting crate agentos 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate agentos 0.1.0
[INFO] finished tweaking crates.io crate agentos 0.1.0
[INFO] tweaked toml for crates.io crate agentos 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate agentos 0.1.0 on toolchain 2b43d8e161cfe46fae25518efb124c3c1d0fa392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "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" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 271360839c1dcc58373ffb521f5819ba68d9d383e7325d0b794bfe1b1d93b9d4
[INFO] running `Command { std: "docker" "start" "-a" "271360839c1dcc58373ffb521f5819ba68d9d383e7325d0b794bfe1b1d93b9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "271360839c1dcc58373ffb521f5819ba68d9d383e7325d0b794bfe1b1d93b9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271360839c1dcc58373ffb521f5819ba68d9d383e7325d0b794bfe1b1d93b9d4", kill_on_drop: false }`
[INFO] [stdout] 271360839c1dcc58373ffb521f5819ba68d9d383e7325d0b794bfe1b1d93b9d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2b43d8e161cfe46fae25518efb124c3c1d0fa392" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24820b1a8a44bfde814d3206ad1701be3c6965e505907e7efaf6ceb4deafda5b
[INFO] running `Command { std: "docker" "start" "-a" "24820b1a8a44bfde814d3206ad1701be3c6965e505907e7efaf6ceb4deafda5b", kill_on_drop: false }`
[INFO] [stderr]     Checking agentos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `tools` is never read
[INFO] [stdout]  --> src/agent.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Agent {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 3 |     pub name: String,
[INFO] [stdout] 4 |     tools: Vec<Box<dyn Tool>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tools` is never read
[INFO] [stdout]  --> src/agent.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Agent {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 3 |     pub name: String,
[INFO] [stdout] 4 |     tools: Vec<Box<dyn Tool>>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "24820b1a8a44bfde814d3206ad1701be3c6965e505907e7efaf6ceb4deafda5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24820b1a8a44bfde814d3206ad1701be3c6965e505907e7efaf6ceb4deafda5b", kill_on_drop: false }`
[INFO] [stdout] 24820b1a8a44bfde814d3206ad1701be3c6965e505907e7efaf6ceb4deafda5b