[INFO] cloning repository https://github.com/spacemeowx2/gugugu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spacemeowx2/gugugu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacemeowx2%2Fgugugu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacemeowx2%2Fgugugu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6398163bc667539c618c1fc98e93e5afdf1891cb [INFO] testing spacemeowx2/gugugu against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacemeowx2%2Fgugugu" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/spacemeowx2/gugugu on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-14/source/rust-toolchain [INFO] started tweaking git repo https://github.com/spacemeowx2/gugugu [INFO] finished tweaking git repo https://github.com/spacemeowx2/gugugu [INFO] tweaked toml for git repo https://github.com/spacemeowx2/gugugu written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/spacemeowx2/gugugu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pin-project-lite v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 7b29fb8893d2ee0913b5599b0286bfbce0294a54d89a10b098ede0b608f90c51 [INFO] running `Command { std: "docker" "start" "-a" "7b29fb8893d2ee0913b5599b0286bfbce0294a54d89a10b098ede0b608f90c51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b29fb8893d2ee0913b5599b0286bfbce0294a54d89a10b098ede0b608f90c51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b29fb8893d2ee0913b5599b0286bfbce0294a54d89a10b098ede0b608f90c51", kill_on_drop: false }` [INFO] [stdout] 7b29fb8893d2ee0913b5599b0286bfbce0294a54d89a10b098ede0b608f90c51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", 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] 9e6be40371233f3934e4518405cb87f26d75026b632c0eaa86f77b0a3863f372 [INFO] running `Command { std: "docker" "start" "-a" "9e6be40371233f3934e4518405cb87f26d75026b632c0eaa86f77b0a3863f372", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling fastrand v1.4.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling vec-arena v1.0.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling pin-project-lite v0.2.0 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-channel v1.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling futures-lite v1.11.2 [INFO] [stderr] Compiling polling v2.0.2 [INFO] [stderr] Compiling nb-connect v1.0.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling async-io v1.3.1 [INFO] [stderr] Compiling async-executor v1.4.0 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-global-executor v1.4.3 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling async-std v1.8.0 [INFO] [stderr] Compiling gugugu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | / loop { [INFO] [stdout] 11 | | let (n, peer) = socket.recv_from(&mut buf).await?; [INFO] [stdout] 12 | | socket.send_to(&buf[..n], &peer).await?; [INFO] [stdout] 13 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 14 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.85s [INFO] running `Command { std: "docker" "inspect" "9e6be40371233f3934e4518405cb87f26d75026b632c0eaa86f77b0a3863f372", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e6be40371233f3934e4518405cb87f26d75026b632c0eaa86f77b0a3863f372", kill_on_drop: false }` [INFO] [stdout] 9e6be40371233f3934e4518405cb87f26d75026b632c0eaa86f77b0a3863f372 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", 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] dcc6b7d0e453b068ed1f10c1fef55cb8140aba42a1e3b79abae454cb59aad61f [INFO] running `Command { std: "docker" "start" "-a" "dcc6b7d0e453b068ed1f10c1fef55cb8140aba42a1e3b79abae454cb59aad61f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling gugugu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | / loop { [INFO] [stdout] 11 | | let (n, peer) = socket.recv_from(&mut buf).await?; [INFO] [stdout] 12 | | socket.send_to(&buf[..n], &peer).await?; [INFO] [stdout] 13 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 14 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "dcc6b7d0e453b068ed1f10c1fef55cb8140aba42a1e3b79abae454cb59aad61f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcc6b7d0e453b068ed1f10c1fef55cb8140aba42a1e3b79abae454cb59aad61f", kill_on_drop: false }` [INFO] [stdout] dcc6b7d0e453b068ed1f10c1fef55cb8140aba42a1e3b79abae454cb59aad61f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6fce2500c5255ca8d44c6ab16e6c5264d8d9b6fc99db8ef6d670188e10b4b05c [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" "6fce2500c5255ca8d44c6ab16e6c5264d8d9b6fc99db8ef6d670188e10b4b05c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unreachable expression [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 10 | / loop { [INFO] [stdout] [INFO] [stderr] 11 | | let (n, peer) = socket.recv_from(&mut buf).await?; [INFO] [stderr] 12 | | socket.send_to(&buf[..n], &peer).await?; [INFO] [stderr] 13 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 14 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/gugugu-03a0203800557279) [INFO] running `Command { std: "docker" "inspect" "6fce2500c5255ca8d44c6ab16e6c5264d8d9b6fc99db8ef6d670188e10b4b05c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fce2500c5255ca8d44c6ab16e6c5264d8d9b6fc99db8ef6d670188e10b4b05c", kill_on_drop: false }` [INFO] [stdout] 6fce2500c5255ca8d44c6ab16e6c5264d8d9b6fc99db8ef6d670188e10b4b05c