[INFO] cloning repository https://github.com/gb880327/sshTool [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gb880327/sshTool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgb880327%2FsshTool", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgb880327%2FsshTool'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b762c3ea680842a7117f90c38bc668637068351 [INFO] checking gb880327/sshTool against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgb880327%2FsshTool" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gb880327/sshTool [INFO] finished tweaking git repo https://github.com/gb880327/sshTool [INFO] tweaked toml for git repo https://github.com/gb880327/sshTool written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gb880327/sshTool on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gb880327/sshTool 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68a02558110e2c6058d2c31a8e054cd9f3e32f57294d0914711d869e34fb837a [INFO] running `Command { std: "docker" "start" "-a" "68a02558110e2c6058d2c31a8e054cd9f3e32f57294d0914711d869e34fb837a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68a02558110e2c6058d2c31a8e054cd9f3e32f57294d0914711d869e34fb837a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68a02558110e2c6058d2c31a8e054cd9f3e32f57294d0914711d869e34fb837a", kill_on_drop: false }` [INFO] [stdout] 68a02558110e2c6058d2c31a8e054cd9f3e32f57294d0914711d869e34fb837a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5a93f9560e88ea4b0a64a0eba8cdaa8331b348b6e608811d43ea1c1e84d4578 [INFO] running `Command { std: "docker" "start" "-a" "f5a93f9560e88ea4b0a64a0eba8cdaa8331b348b6e608811d43ea1c1e84d4578", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking zeroize v1.3.0 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking dialoguer v0.8.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking ssh_tool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> src/ssh_util.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | let arg: String = config_path.to_str().unwrap_or("").parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/ssh_util.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | let arg: String = config_path.to_str().unwrap_or("").parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> src/ssh_util.rs:44:51 [INFO] [stdout] | [INFO] [stdout] 44 | let config_util = ConfingUtil::get_config(path.join("sshConfig.toml").to_str().unwrap().parse()?, is_add)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/ssh_util.rs:44:51 [INFO] [stdout] | [INFO] [stdout] 44 | let config_util = ConfingUtil::get_config(path.join("sshConfig.toml").to_str().unwrap().parse()?, is_add)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/ssh_util.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/ssh_util.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/ssh_util.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> src/ssh_util.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | let arg: String = config_path.to_str().unwrap_or("").parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/ssh_util.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | let arg: String = config_path.to_str().unwrap_or("").parse()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, std::string::String> [INFO] [stdout] --> src/ssh_util.rs:44:51 [INFO] [stdout] | [INFO] [stdout] 44 | let config_util = ConfingUtil::get_config(path.join("sshConfig.toml").to_str().unwrap().parse()?, is_add)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/ssh_util.rs:44:51 [INFO] [stdout] | [INFO] [stdout] 44 | let config_util = ConfingUtil::get_config(path.join("sshConfig.toml").to_str().unwrap().parse()?, is_add)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/ssh_util.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/ssh_util.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/ssh_util.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ssh_tool` (bin "ssh_tool" test) due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ssh_tool` (bin "ssh_tool") due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f5a93f9560e88ea4b0a64a0eba8cdaa8331b348b6e608811d43ea1c1e84d4578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5a93f9560e88ea4b0a64a0eba8cdaa8331b348b6e608811d43ea1c1e84d4578", kill_on_drop: false }` [INFO] [stdout] f5a93f9560e88ea4b0a64a0eba8cdaa8331b348b6e608811d43ea1c1e84d4578