[INFO] cloning repository https://github.com/rebelvg/rust-task-http-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rebelvg/rust-task-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebelvg%2Frust-task-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebelvg%2Frust-task-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db1eab9568f6a3d0a20662a8798fa8f4aeb72acf
[INFO] checking rebelvg/rust-task-http-server against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebelvg%2Frust-task-http-server" "/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/rebelvg/rust-task-http-server
[INFO] finished tweaking git repo https://github.com/rebelvg/rust-task-http-server
[INFO] tweaked toml for git repo https://github.com/rebelvg/rust-task-http-server written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rebelvg/rust-task-http-server 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/rebelvg/rust-task-http-server 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
[ERROR] error running command: no output for 300 seconds
[INFO] checking rebelvg/rust-task-http-server against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frebelvg%2Frust-task-http-server" "/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/rebelvg/rust-task-http-server
[INFO] finished tweaking git repo https://github.com/rebelvg/rust-task-http-server
[INFO] tweaked toml for git repo https://github.com/rebelvg/rust-task-http-server written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rebelvg/rust-task-http-server 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/rebelvg/rust-task-http-server 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] 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] 05532f0cf4eff48f374aafb83107a3634d5b890341e5a1a16c8a0cd8193fddd7
[INFO] running `Command { std: "docker" "start" "-a" "05532f0cf4eff48f374aafb83107a3634d5b890341e5a1a16c8a0cd8193fddd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05532f0cf4eff48f374aafb83107a3634d5b890341e5a1a16c8a0cd8193fddd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05532f0cf4eff48f374aafb83107a3634d5b890341e5a1a16c8a0cd8193fddd7", kill_on_drop: false }`
[INFO] [stdout] 05532f0cf4eff48f374aafb83107a3634d5b890341e5a1a16c8a0cd8193fddd7
[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] 34d37a405986d2aa1a875da728faaadeeb6594b0e782941ecaea5357a42ddcd0
[INFO] running `Command { std: "docker" "start" "-a" "34d37a405986d2aa1a875da728faaadeeb6594b0e782941ecaea5357a42ddcd0", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-file-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `protocol` is never read
[INFO] [stdout]  --> src/http_headers.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct HttpHeaderStruct {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 4 |     pub protocol: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `protocol` is never read
[INFO] [stdout]  --> src/http_headers.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct HttpHeaderStruct {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 4 |     pub protocol: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[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 0.13s
[INFO] running `Command { std: "docker" "inspect" "34d37a405986d2aa1a875da728faaadeeb6594b0e782941ecaea5357a42ddcd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d37a405986d2aa1a875da728faaadeeb6594b0e782941ecaea5357a42ddcd0", kill_on_drop: false }`
[INFO] [stdout] 34d37a405986d2aa1a875da728faaadeeb6594b0e782941ecaea5357a42ddcd0