[INFO] cloning repository https://github.com/cavemanloverboy/rust-channel-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cavemanloverboy/rust-channel-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavemanloverboy%2Frust-channel-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavemanloverboy%2Frust-channel-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 858ab11b56b1a207dd9f7c27eddba3a8655628c9
[INFO] checking cavemanloverboy/rust-channel-bench against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavemanloverboy%2Frust-channel-bench" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cavemanloverboy/rust-channel-bench
[INFO] finished tweaking git repo https://github.com/cavemanloverboy/rust-channel-bench
[INFO] tweaked toml for git repo https://github.com/cavemanloverboy/rust-channel-bench written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cavemanloverboy/rust-channel-bench on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cavemanloverboy/rust-channel-bench 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking cavemanloverboy/rust-channel-bench against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcavemanloverboy%2Frust-channel-bench" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cavemanloverboy/rust-channel-bench
[INFO] finished tweaking git repo https://github.com/cavemanloverboy/rust-channel-bench
[INFO] tweaked toml for git repo https://github.com/cavemanloverboy/rust-channel-bench written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cavemanloverboy/rust-channel-bench on toolchain bac5816c5f3d02cebd0599070af62d1782530294
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cavemanloverboy/rust-channel-bench 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtrb v0.3.2
[INFO] [stderr]   Downloaded que v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b9a2ec223f37ffe96beb50b5d2326ee9db13443ed4becd2b14d283f2743aa20
[INFO] running `Command { std: "docker" "start" "-a" "0b9a2ec223f37ffe96beb50b5d2326ee9db13443ed4becd2b14d283f2743aa20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b9a2ec223f37ffe96beb50b5d2326ee9db13443ed4becd2b14d283f2743aa20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b9a2ec223f37ffe96beb50b5d2326ee9db13443ed4becd2b14d283f2743aa20", kill_on_drop: false }`
[INFO] [stdout] 0b9a2ec223f37ffe96beb50b5d2326ee9db13443ed4becd2b14d283f2743aa20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f69bf4dec4e465c31c4228c20c7059fa9d1b4ec5e2e4f12d5ea1a957c3bfac
[INFO] running `Command { std: "docker" "start" "-a" "f6f69bf4dec4e465c31c4228c20c7059fa9d1b4ec5e2e4f12d5ea1a957c3bfac", kill_on_drop: false }`
[INFO] [stderr]     Checking rtrb v0.3.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]     Checking bytemuck v1.23.0
[INFO] [stderr]     Checking que v0.4.3
[INFO] [stderr]     Checking channel-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "f6f69bf4dec4e465c31c4228c20c7059fa9d1b4ec5e2e4f12d5ea1a957c3bfac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f69bf4dec4e465c31c4228c20c7059fa9d1b4ec5e2e4f12d5ea1a957c3bfac", kill_on_drop: false }`
[INFO] [stdout] f6f69bf4dec4e465c31c4228c20c7059fa9d1b4ec5e2e4f12d5ea1a957c3bfac