[INFO] cloning repository https://github.com/cfsamson/tools-filetransfer-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfsamson/tools-filetransfer-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Ftools-filetransfer-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Ftools-filetransfer-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 83196a336b017db370612d6790b5ae4a1bccd895 [INFO] checking cfsamson/tools-filetransfer-server against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Ftools-filetransfer-server" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cfsamson/tools-filetransfer-server on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cfsamson/tools-filetransfer-server [INFO] finished tweaking git repo https://github.com/cfsamson/tools-filetransfer-server [INFO] tweaked toml for git repo https://github.com/cfsamson/tools-filetransfer-server written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cfsamson/tools-filetransfer-server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--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 bincode v1.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffc09b43a98a848c5e27e134505ea7371bec4157a68abf507ee9ab4ee500790c [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" "ffc09b43a98a848c5e27e134505ea7371bec4157a68abf507ee9ab4ee500790c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffc09b43a98a848c5e27e134505ea7371bec4157a68abf507ee9ab4ee500790c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffc09b43a98a848c5e27e134505ea7371bec4157a68abf507ee9ab4ee500790c", kill_on_drop: false }` [INFO] [stdout] ffc09b43a98a848c5e27e134505ea7371bec4157a68abf507ee9ab4ee500790c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76b0739b86cb3d9aea6e8d11edb2bd140f7ddcd0cc96686d9b35b1b5a36e509c [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" "76b0739b86cb3d9aea6e8d11edb2bd140f7ddcd0cc96686d9b35b1b5a36e509c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling cc v1.0.32 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Compiling bincode v1.1.2 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking file_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `reconnect_flag` [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut reconnect_flag = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reconnect_flag` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `folder` [INFO] [stdout] --> src/main.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | let folder: Folder = bincode::deserialize(&data).unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_folder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut reconnect_flag = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let mut relative = relative_path.unwrap_or(PathBuf::new()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reconnect_flag` [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut reconnect_flag = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reconnect_flag` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut reconnect_flag = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let mut relative = relative_path.unwrap_or(PathBuf::new()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:189:13 [INFO] [stdout] | [INFO] [stdout] 189 | let mut data = serialize_folder(folders).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `display` [INFO] [stdout] --> src/main.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn display(folder: Folder) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `display` [INFO] [stdout] --> src/main.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn display(folder: Folder) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.64s [INFO] running `Command { std: "docker" "inspect" "76b0739b86cb3d9aea6e8d11edb2bd140f7ddcd0cc96686d9b35b1b5a36e509c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76b0739b86cb3d9aea6e8d11edb2bd140f7ddcd0cc96686d9b35b1b5a36e509c", kill_on_drop: false }` [INFO] [stdout] 76b0739b86cb3d9aea6e8d11edb2bd140f7ddcd0cc96686d9b35b1b5a36e509c