[INFO] cloning repository https://github.com/connorjcantrell/multithreaded-web-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/connorjcantrell/multithreaded-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorjcantrell%2Fmultithreaded-web-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorjcantrell%2Fmultithreaded-web-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b78a54ecd6e1e9d39a74ae8633ef16024ef1184
[INFO] testing connorjcantrell/multithreaded-web-server against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorjcantrell%2Fmultithreaded-web-server" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/connorjcantrell/multithreaded-web-server on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/connorjcantrell/multithreaded-web-server
[INFO] finished tweaking git repo https://github.com/connorjcantrell/multithreaded-web-server
[INFO] tweaked toml for git repo https://github.com/connorjcantrell/multithreaded-web-server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/connorjcantrell/multithreaded-web-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 195ba414329938e8ed8c5e55dd86a3bed9776c6dd830c990b6efe0475911c896
[INFO] running `Command { std: "docker" "start" "-a" "195ba414329938e8ed8c5e55dd86a3bed9776c6dd830c990b6efe0475911c896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "195ba414329938e8ed8c5e55dd86a3bed9776c6dd830c990b6efe0475911c896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "195ba414329938e8ed8c5e55dd86a3bed9776c6dd830c990b6efe0475911c896", kill_on_drop: false }`
[INFO] [stdout] 195ba414329938e8ed8c5e55dd86a3bed9776c6dd830c990b6efe0475911c896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 994166d838f4895b8515a4399652b40e4b48bd1a11aa6b0eb606f6432f0b6d7c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "994166d838f4895b8515a4399652b40e4b48bd1a11aa6b0eb606f6432f0b6d7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "994166d838f4895b8515a4399652b40e4b48bd1a11aa6b0eb606f6432f0b6d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994166d838f4895b8515a4399652b40e4b48bd1a11aa6b0eb606f6432f0b6d7c", kill_on_drop: false }`
[INFO] [stdout] 994166d838f4895b8515a4399652b40e4b48bd1a11aa6b0eb606f6432f0b6d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea8c9272f83966f0f18a797a12a423b7eacc36fe4bd2d017aea8d6c89c9db454
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea8c9272f83966f0f18a797a12a423b7eacc36fe4bd2d017aea8d6c89c9db454", kill_on_drop: false }`
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `join` found for unit type `()` in the current scope
[INFO] [stdout]   --> tests/integration_test.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 |         counter += handle.join().unwrap();
[INFO] [stdout]    |                           ^^^^ method not found in `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ea8c9272f83966f0f18a797a12a423b7eacc36fe4bd2d017aea8d6c89c9db454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8c9272f83966f0f18a797a12a423b7eacc36fe4bd2d017aea8d6c89c9db454", kill_on_drop: false }`
[INFO] [stdout] ea8c9272f83966f0f18a797a12a423b7eacc36fe4bd2d017aea8d6c89c9db454
