[INFO] cloning repository https://github.com/zhiluniao/hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhiluniao/hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhiluniao%2Fhello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhiluniao%2Fhello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bc61f77d34e7b7f8307b25bab792de6b3f8705c
[INFO] testing zhiluniao/hello against try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhiluniao%2Fhello" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhiluniao/hello on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhiluniao/hello
[INFO] finished tweaking git repo https://github.com/zhiluniao/hello
[INFO] tweaked toml for git repo https://github.com/zhiluniao/hello written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/zhiluniao/hello already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6376fd872dc5d559519c9c8fcd6cb68fa119575e5519b961cd7ba5fdc012fbcd
[INFO] running `Command { std: "docker" "start" "-a" "6376fd872dc5d559519c9c8fcd6cb68fa119575e5519b961cd7ba5fdc012fbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6376fd872dc5d559519c9c8fcd6cb68fa119575e5519b961cd7ba5fdc012fbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6376fd872dc5d559519c9c8fcd6cb68fa119575e5519b961cd7ba5fdc012fbcd", kill_on_drop: false }`
[INFO] [stdout] 6376fd872dc5d559519c9c8fcd6cb68fa119575e5519b961cd7ba5fdc012fbcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053c2d749ef9651f39c3cbce6162e769d39fa02c195bf013c4eaaa5159f3786a
[INFO] running `Command { std: "docker" "start" "-a" "053c2d749ef9651f39c3cbce6162e769d39fa02c195bf013c4eaaa5159f3786a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 - type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout] 31 + type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.53s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "053c2d749ef9651f39c3cbce6162e769d39fa02c195bf013c4eaaa5159f3786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053c2d749ef9651f39c3cbce6162e769d39fa02c195bf013c4eaaa5159f3786a", kill_on_drop: false }`
[INFO] [stdout] 053c2d749ef9651f39c3cbce6162e769d39fa02c195bf013c4eaaa5159f3786a