[INFO] cloning repository https://github.com/natsunoyoru97/rust-http-server-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natsunoyoru97/rust-http-server-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatsunoyoru97%2Frust-http-server-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatsunoyoru97%2Frust-http-server-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a05e2d9f26546f117132e33525e38c1c73fe8912
[INFO] checking natsunoyoru97/rust-http-server-tutorial against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatsunoyoru97%2Frust-http-server-tutorial" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natsunoyoru97/rust-http-server-tutorial on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natsunoyoru97/rust-http-server-tutorial
[INFO] finished tweaking git repo https://github.com/natsunoyoru97/rust-http-server-tutorial
[INFO] tweaked toml for git repo https://github.com/natsunoyoru97/rust-http-server-tutorial written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/natsunoyoru97/rust-http-server-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.about
[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 slog-term v2.8.0
[INFO] [stderr]   Downloaded trackable_derive v1.0.0
[INFO] [stderr]   Downloaded sloggers v2.1.1
[INFO] [stderr]   Downloaded slog-stdlog v4.1.0
[INFO] [stderr]   Downloaded trackable v1.2.0
[INFO] [stderr]   Downloaded windows-acl v0.3.0
[INFO] [stderr]   Downloaded libflate v1.1.1
[INFO] [stderr]   Downloaded slog-async v2.7.0
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded bumpalo v3.9.0
[INFO] [stderr]   Downloaded serdeconv v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef2f2b96c726b1fc1b4714dd627ba038967106b7fdd0a904f2946cb93d10760d
[INFO] running `Command { std: "docker" "start" "-a" "ef2f2b96c726b1fc1b4714dd627ba038967106b7fdd0a904f2946cb93d10760d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef2f2b96c726b1fc1b4714dd627ba038967106b7fdd0a904f2946cb93d10760d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2f2b96c726b1fc1b4714dd627ba038967106b7fdd0a904f2946cb93d10760d", kill_on_drop: false }`
[INFO] [stdout] ef2f2b96c726b1fc1b4714dd627ba038967106b7fdd0a904f2946cb93d10760d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebaab53b48e4f9dbe534518514307fa0544fe3bb7ce339e0a014d59b06aa3eae
[INFO] running `Command { std: "docker" "start" "-a" "ebaab53b48e4f9dbe534518514307fa0544fe3bb7ce339e0a014d59b06aa3eae", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.about
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling cast v0.2.7
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[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
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[INFO] [stderr]     Checking rmp-serde v0.14.4
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[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking serdeconv v0.4.0
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking network_programming_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read http_server_benchmark: Is a directory (os error 21)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `network_programming_tutorial` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `Shutdown`
[INFO] [stdout]  --> examples/simple_http_server.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{TcpListener, TcpStream, Shutdown};
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebaab53b48e4f9dbe534518514307fa0544fe3bb7ce339e0a014d59b06aa3eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebaab53b48e4f9dbe534518514307fa0544fe3bb7ce339e0a014d59b06aa3eae", kill_on_drop: false }`
[INFO] [stdout] ebaab53b48e4f9dbe534518514307fa0544fe3bb7ce339e0a014d59b06aa3eae