[INFO] cloning repository https://github.com/bunburya/kilo-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bunburya/kilo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbunburya%2Fkilo-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbunburya%2Fkilo-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bb546eb9780e97263b877b441b9b889e464512e1 [INFO] building bunburya/kilo-rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbunburya%2Fkilo-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bunburya/kilo-rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bunburya/kilo-rs [INFO] finished tweaking git repo https://github.com/bunburya/kilo-rs [INFO] tweaked toml for git repo https://github.com/bunburya/kilo-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bunburya/kilo-rs 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c07391625335907fefd046dfddcb2cfd550c4decc4f4f9b193edc43ba7beac12 [INFO] running `Command { std: "docker" "start" "-a" "c07391625335907fefd046dfddcb2cfd550c4decc4f4f9b193edc43ba7beac12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c07391625335907fefd046dfddcb2cfd550c4decc4f4f9b193edc43ba7beac12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c07391625335907fefd046dfddcb2cfd550c4decc4f4f9b193edc43ba7beac12", kill_on_drop: false }` [INFO] [stdout] c07391625335907fefd046dfddcb2cfd550c4decc4f4f9b193edc43ba7beac12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7da57e17650ee3122bb645b1bdf8132c4354583ad1c44535289714ee670a268 [INFO] running `Command { std: "docker" "start" "-a" "c7da57e17650ee3122bb645b1bdf8132c4354583ad1c44535289714ee670a268", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling rustix v0.38.28 [INFO] [stderr] Compiling linux-raw-sys v0.4.12 [INFO] [stderr] Compiling bitflags v2.4.1 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling terminal_size v0.3.0 [INFO] [stderr] Compiling kilo-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::fd::AsRawFd` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::os::fd::AsRawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/editor.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/editor.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut b = self.terminal.read_key()?; [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: function `is_control` is never used [INFO] [stdout] --> src/terminal.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | pub(crate) fn is_control(b: u8) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `die_cleanly` and `write_str_flush` are never used [INFO] [stdout] --> src/terminal.rs:95:19 [INFO] [stdout] | [INFO] [stdout] 33 | impl Terminal { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 95 | pub(crate) fn die_cleanly(&self, err_msg: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub(crate) fn write_str_flush(&self, s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `BadKeyError` is never constructed [INFO] [stdout] --> src/error.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Error { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | BadKeyError(u8) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | editor.refresh_screen(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = editor.refresh_screen(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | editor.handle_keypress(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = editor.handle_keypress(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "c7da57e17650ee3122bb645b1bdf8132c4354583ad1c44535289714ee670a268", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7da57e17650ee3122bb645b1bdf8132c4354583ad1c44535289714ee670a268", kill_on_drop: false }` [INFO] [stdout] c7da57e17650ee3122bb645b1bdf8132c4354583ad1c44535289714ee670a268 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60f7e9a675320678cd7f1748a61c4cba50f1e8fa589e4d9bb36b7720c2ba359c [INFO] running `Command { std: "docker" "start" "-a" "60f7e9a675320678cd7f1748a61c4cba50f1e8fa589e4d9bb36b7720c2ba359c", kill_on_drop: false }` [INFO] [stderr] Compiling kilo-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::fd::AsRawFd` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::os::fd::AsRawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/editor.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/editor.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut b = self.terminal.read_key()?; [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: function `is_control` is never used [INFO] [stdout] --> src/terminal.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | pub(crate) fn is_control(b: u8) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `die_cleanly` and `write_str_flush` are never used [INFO] [stdout] --> src/terminal.rs:95:19 [INFO] [stdout] | [INFO] [stdout] 33 | impl Terminal { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 95 | pub(crate) fn die_cleanly(&self, err_msg: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub(crate) fn write_str_flush(&self, s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `BadKeyError` is never constructed [INFO] [stdout] --> src/error.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Error { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | BadKeyError(u8) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | editor.refresh_screen(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = editor.refresh_screen(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | editor.handle_keypress(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = editor.handle_keypress(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "60f7e9a675320678cd7f1748a61c4cba50f1e8fa589e4d9bb36b7720c2ba359c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60f7e9a675320678cd7f1748a61c4cba50f1e8fa589e4d9bb36b7720c2ba359c", kill_on_drop: false }` [INFO] [stdout] 60f7e9a675320678cd7f1748a61c4cba50f1e8fa589e4d9bb36b7720c2ba359c