[INFO] cloning repository https://github.com/tfc/rust_async_http_code_experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tfc/rust_async_http_code_experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfc%2Frust_async_http_code_experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfc%2Frust_async_http_code_experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f617a8df6891af07198c4cbf126c47125db05598
[INFO] checking tfc/rust_async_http_code_experiment against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfc%2Frust_async_http_code_experiment" "/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/tfc/rust_async_http_code_experiment
[INFO] finished tweaking git repo https://github.com/tfc/rust_async_http_code_experiment
[INFO] tweaked toml for git repo https://github.com/tfc/rust_async_http_code_experiment written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tfc/rust_async_http_code_experiment on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tfc/rust_async_http_code_experiment 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "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 tfc/rust_async_http_code_experiment against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfc%2Frust_async_http_code_experiment" "/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/tfc/rust_async_http_code_experiment
[INFO] finished tweaking git repo https://github.com/tfc/rust_async_http_code_experiment
[INFO] tweaked toml for git repo https://github.com/tfc/rust_async_http_code_experiment written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tfc/rust_async_http_code_experiment on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tfc/rust_async_http_code_experiment 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "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 serde_derive v1.0.194
[INFO] [stderr]   Downloaded spmc v0.3.0
[INFO] [stderr]   Downloaded event-listener v4.0.2
[INFO] [stderr]   Downloaded is_type v0.2.1
[INFO] [stderr]   Downloaded serde v1.0.194
[INFO] [stderr]   Downloaded syn v2.0.47
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 250028d13010dbfe0d4c1a49cace02a7bb892e3333468d044274c35f6a1e2389
[INFO] running `Command { std: "docker" "start" "-a" "250028d13010dbfe0d4c1a49cace02a7bb892e3333468d044274c35f6a1e2389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250028d13010dbfe0d4c1a49cace02a7bb892e3333468d044274c35f6a1e2389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250028d13010dbfe0d4c1a49cace02a7bb892e3333468d044274c35f6a1e2389", kill_on_drop: false }`
[INFO] [stdout] 250028d13010dbfe0d4c1a49cace02a7bb892e3333468d044274c35f6a1e2389
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b257901ec3b1ba961ffda7c6e249269c4db9bde97b90e28d4c63b89039333286
[INFO] running `Command { std: "docker" "start" "-a" "b257901ec3b1ba961ffda7c6e249269c4db9bde97b90e28d4c63b89039333286", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking spmc v0.3.0
[INFO] [stderr]     Checking is_type v0.2.1
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking event-listener v4.0.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.47
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-channel v2.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.23
[INFO] [stderr]     Checking httpstatus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.82s
[INFO] running `Command { std: "docker" "inspect" "b257901ec3b1ba961ffda7c6e249269c4db9bde97b90e28d4c63b89039333286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b257901ec3b1ba961ffda7c6e249269c4db9bde97b90e28d4c63b89039333286", kill_on_drop: false }`
[INFO] [stdout] b257901ec3b1ba961ffda7c6e249269c4db9bde97b90e28d4c63b89039333286