[INFO] cloning repository https://github.com/modmanx/multispawn-thread
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/modmanx/multispawn-thread" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodmanx%2Fmultispawn-thread", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodmanx%2Fmultispawn-thread'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9350c3bfbec5318c4621eec0362e644a21ef76e6
[INFO] checking modmanx/multispawn-thread against try#9961e55b3687a6d0b2bab4af0e5e81494b09be81 for pr-139087-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodmanx%2Fmultispawn-thread" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/modmanx/multispawn-thread
[INFO] finished tweaking git repo https://github.com/modmanx/multispawn-thread
[INFO] tweaked toml for git repo https://github.com/modmanx/multispawn-thread written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/modmanx/multispawn-thread on toolchain 9961e55b3687a6d0b2bab4af0e5e81494b09be81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/modmanx/multispawn-thread 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" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking modmanx/multispawn-thread against try#9961e55b3687a6d0b2bab4af0e5e81494b09be81 for pr-139087-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodmanx%2Fmultispawn-thread" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/modmanx/multispawn-thread
[INFO] finished tweaking git repo https://github.com/modmanx/multispawn-thread
[INFO] tweaked toml for git repo https://github.com/modmanx/multispawn-thread written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/modmanx/multispawn-thread on toolchain 9961e55b3687a6d0b2bab4af0e5e81494b09be81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/modmanx/multispawn-thread 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" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e32ebb480b40eca90b6259c1f79f4d180963b843a4da7edb3e525d4d0883e74e
[INFO] running `Command { std: "docker" "start" "-a" "e32ebb480b40eca90b6259c1f79f4d180963b843a4da7edb3e525d4d0883e74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e32ebb480b40eca90b6259c1f79f4d180963b843a4da7edb3e525d4d0883e74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e32ebb480b40eca90b6259c1f79f4d180963b843a4da7edb3e525d4d0883e74e", kill_on_drop: false }`
[INFO] [stdout] e32ebb480b40eca90b6259c1f79f4d180963b843a4da7edb3e525d4d0883e74e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9961e55b3687a6d0b2bab4af0e5e81494b09be81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1578b5de8b844dcfb45e58e1daff6295d3e325f9a5c342a8ec98759c9981ebb2
[INFO] running `Command { std: "docker" "start" "-a" "1578b5de8b844dcfb45e58e1daff6295d3e325f9a5c342a8ec98759c9981ebb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking ctrlc v3.4.5
[INFO] [stderr]     Checking multispawn-thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `data_str` is never read
[INFO] [stdout]  --> src/data.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Packet {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 3 |     pub data_str: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Packet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_str` is never read
[INFO] [stdout]  --> src/data.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Packet {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 3 |     pub data_str: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Packet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 3.39s
[INFO] running `Command { std: "docker" "inspect" "1578b5de8b844dcfb45e58e1daff6295d3e325f9a5c342a8ec98759c9981ebb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1578b5de8b844dcfb45e58e1daff6295d3e325f9a5c342a8ec98759c9981ebb2", kill_on_drop: false }`
[INFO] [stdout] 1578b5de8b844dcfb45e58e1daff6295d3e325f9a5c342a8ec98759c9981ebb2