[INFO] cloning repository https://github.com/besselfunct/mcp9600 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/besselfunct/mcp9600" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbesselfunct%2Fmcp9600", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbesselfunct%2Fmcp9600'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a3782bc203f881f10e88ab3f0ba5d4f4191b7337 [INFO] checking besselfunct/mcp9600/a3782bc203f881f10e88ab3f0ba5d4f4191b7337 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbesselfunct%2Fmcp9600" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/besselfunct/mcp9600 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/besselfunct/mcp9600 [INFO] finished tweaking git repo https://github.com/besselfunct/mcp9600 [INFO] tweaked toml for git repo https://github.com/besselfunct/mcp9600 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/besselfunct/mcp9600 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a29fb821036b3091e3504f5fa8fd5743d8aca3c323fd718968032dbb664858c9 [INFO] running `Command { std: "docker" "start" "-a" "a29fb821036b3091e3504f5fa8fd5743d8aca3c323fd718968032dbb664858c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a29fb821036b3091e3504f5fa8fd5743d8aca3c323fd718968032dbb664858c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a29fb821036b3091e3504f5fa8fd5743d8aca3c323fd718968032dbb664858c9", kill_on_drop: false }` [INFO] [stdout] a29fb821036b3091e3504f5fa8fd5743d8aca3c323fd718968032dbb664858c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9bdfc4b8180c0e73296a1378d53889d4381af55aeb357900aa6c83d2726ee01 [INFO] running `Command { std: "docker" "start" "-a" "e9bdfc4b8180c0e73296a1378d53889d4381af55aeb357900aa6c83d2726ee01", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking mcp9600 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `read_register` is never used [INFO] [stdout] --> src/lib.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 20 | / impl MCP9600 [INFO] [stdout] 21 | | where [INFO] [stdout] 22 | | I2C: i2c::WriteRead + i2c::Write, [INFO] [stdout] | |___________________________________________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 47 | fn read_register(&mut self, register: Register) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(i2c: I2C, address: DeviceAddr) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | Ok(Self { i2c, address }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcp9600` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `read_register` is never used [INFO] [stdout] --> src/lib.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 20 | / impl MCP9600 [INFO] [stdout] 21 | | where [INFO] [stdout] 22 | | I2C: i2c::WriteRead + i2c::Write, [INFO] [stdout] | |___________________________________________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 47 | fn read_register(&mut self, register: Register) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(i2c: I2C, address: DeviceAddr) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | Ok(Self { i2c, address }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcp9600` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "e9bdfc4b8180c0e73296a1378d53889d4381af55aeb357900aa6c83d2726ee01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9bdfc4b8180c0e73296a1378d53889d4381af55aeb357900aa6c83d2726ee01", kill_on_drop: false }` [INFO] [stdout] e9bdfc4b8180c0e73296a1378d53889d4381af55aeb357900aa6c83d2726ee01