[INFO] cloning repository https://github.com/starscouts/sign [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/starscouts/sign" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarscouts%2Fsign", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarscouts%2Fsign'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24092e101dfe1d3f15be152ad35acd54cdb116dc [INFO] checking starscouts/sign 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%2Fstarscouts%2Fsign" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/starscouts/sign [INFO] finished tweaking git repo https://github.com/starscouts/sign [INFO] tweaked toml for git repo https://github.com/starscouts/sign written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/starscouts/sign 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/starscouts/sign 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cfd65f2187e40d8613f9e28523e24aa4fd5c30ade74ccb87875bd4df1a52bce2 [INFO] running `Command { std: "docker" "start" "-a" "cfd65f2187e40d8613f9e28523e24aa4fd5c30ade74ccb87875bd4df1a52bce2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfd65f2187e40d8613f9e28523e24aa4fd5c30ade74ccb87875bd4df1a52bce2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfd65f2187e40d8613f9e28523e24aa4fd5c30ade74ccb87875bd4df1a52bce2", kill_on_drop: false }` [INFO] [stdout] cfd65f2187e40d8613f9e28523e24aa4fd5c30ade74ccb87875bd4df1a52bce2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6023ebf05e038998fe3437c83c2d6160e217dd731b8389ee1f14991fda644a34 [INFO] running `Command { std: "docker" "start" "-a" "6023ebf05e038998fe3437c83c2d6160e217dd731b8389ee1f14991fda644a34", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Checking sign v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let mut cmd = Command::new(SIGNAL_CLI_PATH) [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/main.rs:47:19 [INFO] [stdout] | [INFO] [stdout] 47 | let mut cmd = Command::new(SIGNAL_CLI_PATH) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use [INFO] [stdout] ... [INFO] [stdout] 50 | .arg("jsonRpc"); [INFO] [stdout] | - temporary value is freed at the end of this statement [INFO] [stdout] 51 | [INFO] [stdout] 52 | let mut child = cmd.spawn().expect("idk that didn't work"); [INFO] [stdout] | --- borrow later used here [INFO] [stdout] | [INFO] [stdout] help: consider using a `let` binding to create a longer lived value [INFO] [stdout] | [INFO] [stdout] 47 ~ let mut binding = Command::new(SIGNAL_CLI_PATH); [INFO] [stdout] 48 ~ let mut cmd = binding [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/main.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let line = _line.unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let mut cmd = Command::new(SIGNAL_CLI_PATH) [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/main.rs:47:19 [INFO] [stdout] | [INFO] [stdout] 47 | let mut cmd = Command::new(SIGNAL_CLI_PATH) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use [INFO] [stdout] ... [INFO] [stdout] 50 | .arg("jsonRpc"); [INFO] [stdout] | - temporary value is freed at the end of this statement [INFO] [stdout] 51 | [INFO] [stdout] 52 | let mut child = cmd.spawn().expect("idk that didn't work"); [INFO] [stdout] | --- borrow later used here [INFO] [stdout] | [INFO] [stdout] help: consider using a `let` binding to create a longer lived value [INFO] [stdout] | [INFO] [stdout] 47 ~ let mut binding = Command::new(SIGNAL_CLI_PATH); [INFO] [stdout] 48 ~ let mut cmd = binding [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/main.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let line = _line.unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sign` (bin "sign") due to 1 previous error; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `sign` (bin "sign" test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6023ebf05e038998fe3437c83c2d6160e217dd731b8389ee1f14991fda644a34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6023ebf05e038998fe3437c83c2d6160e217dd731b8389ee1f14991fda644a34", kill_on_drop: false }` [INFO] [stdout] 6023ebf05e038998fe3437c83c2d6160e217dd731b8389ee1f14991fda644a34