[INFO] fetching crate draw_bridge 0.1.1... [INFO] checking draw_bridge-0.1.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate draw_bridge 0.1.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate draw_bridge 0.1.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate draw_bridge 0.1.1 [INFO] finished tweaking crates.io crate draw_bridge 0.1.1 [INFO] tweaked toml for crates.io crate draw_bridge 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate crates.io crate draw_bridge 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded draw_bridge_derive v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5b834037519454a839cb876ed76b843232b21e25df4664c9e30e9fbf6218cb4e [INFO] running `Command { std: "docker" "start" "-a" "5b834037519454a839cb876ed76b843232b21e25df4664c9e30e9fbf6218cb4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b834037519454a839cb876ed76b843232b21e25df4664c9e30e9fbf6218cb4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b834037519454a839cb876ed76b843232b21e25df4664c9e30e9fbf6218cb4e", kill_on_drop: false }` [INFO] [stdout] 5b834037519454a839cb876ed76b843232b21e25df4664c9e30e9fbf6218cb4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 295bb085c57a47b24ba104075f0c68d4c01c3c9c28e1417477b6e1681360aa84 [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" "295bb085c57a47b24ba104075f0c68d4c01c3c9c28e1417477b6e1681360aa84", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.100 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Compiling serde_derive v1.0.100 [INFO] [stderr] Checking config v0.9.3 [INFO] [stderr] Compiling draw_bridge_derive v0.1.0 [INFO] [stderr] Checking draw_bridge v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/commands.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(msg: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `noop` [INFO] [stdout] --> src/commands.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn noop() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fail` [INFO] [stdout] --> src/commands.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn fail(msg: Option) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InvalidCommand` [INFO] [stdout] --> src/commands.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | InvalidCommand, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `ValidationResult` [INFO] [stdout] --> src/commands.rs:55:1 [INFO] [stdout] | [INFO] [stdout] 55 | type ValidationResult = std::result::Result<(), Error>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HomeMove` [INFO] [stdout] --> src/instructions.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | HomeMove, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QueryMotors` [INFO] [stdout] --> src/instructions.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | QueryMotors, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QueryPen` [INFO] [stdout] --> src/instructions.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | QueryPen, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QuerySteps` [INFO] [stdout] --> src/instructions.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | QuerySteps, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SetPen` [INFO] [stdout] --> src/instructions.rs:129:5 [INFO] [stdout] | [INFO] [stdout] 129 | SetPen(PenPosition), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_to_i32` [INFO] [stdout] --> src/instructions.rs:218:4 [INFO] [stdout] | [INFO] [stdout] 218 | fn match_to_i32(m: Option) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `MotorStatus` [INFO] [stdout] --> src/instructions.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | pub struct MotorStatus { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_client` [INFO] [stdout] --> src/socket.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn handle_client(stream: UnixStream) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `PRODUCT_ID` [INFO] [stdout] --> src/udev.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub static PRODUCT_ID: &str = "ID_MODEL_ID"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `MODEL` [INFO] [stdout] --> src/udev.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub static MODEL: &str = "EiBotBoard"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `describe` [INFO] [stdout] --> src/udev.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn describe() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `build_test_json` [INFO] [stdout] --> src/api.rs:243:8 [INFO] [stdout] | [INFO] [stdout] 243 | fn build_test_json(cmd: &str, body: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/commands.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(msg: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `noop` [INFO] [stdout] --> src/commands.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn noop() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fail` [INFO] [stdout] --> src/commands.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn fail(msg: Option) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InvalidCommand` [INFO] [stdout] --> src/commands.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | InvalidCommand, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `ValidationResult` [INFO] [stdout] --> src/commands.rs:55:1 [INFO] [stdout] | [INFO] [stdout] 55 | type ValidationResult = std::result::Result<(), Error>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HomeMove` [INFO] [stdout] --> src/instructions.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | HomeMove, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QueryPen` [INFO] [stdout] --> src/instructions.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | QueryPen, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QuerySteps` [INFO] [stdout] --> src/instructions.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | QuerySteps, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SetPen` [INFO] [stdout] --> src/instructions.rs:129:5 [INFO] [stdout] | [INFO] [stdout] 129 | SetPen(PenPosition), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_to_i32` [INFO] [stdout] --> src/instructions.rs:218:4 [INFO] [stdout] | [INFO] [stdout] 218 | fn match_to_i32(m: Option) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `MotorStatus` [INFO] [stdout] --> src/instructions.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | pub struct MotorStatus { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/plotter.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_with_read_write` [INFO] [stdout] --> src/plotter.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 122 | fn new_with_read_write(read_buf: Vec, write_buf: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_with_read` [INFO] [stdout] --> src/plotter.rs:129:12 [INFO] [stdout] | [INFO] [stdout] 129 | fn new_with_read(read_buf: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_with_write` [INFO] [stdout] --> src/plotter.rs:133:12 [INFO] [stdout] | [INFO] [stdout] 133 | fn new_with_write(write_buf: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_client` [INFO] [stdout] --> src/socket.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn handle_client(stream: UnixStream) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `PRODUCT_ID` [INFO] [stdout] --> src/udev.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub static PRODUCT_ID: &str = "ID_MODEL_ID"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `MODEL` [INFO] [stdout] --> src/udev.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub static MODEL: &str = "EiBotBoard"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `describe` [INFO] [stdout] --> src/udev.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn describe() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/plotter.rs:366:30 [INFO] [stdout] | [INFO] [stdout] 366 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 366 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 366 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/plotter.rs:376:30 [INFO] [stdout] | [INFO] [stdout] 376 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 376 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 376 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/plotter.rs:386:30 [INFO] [stdout] | [INFO] [stdout] 386 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 386 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 386 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.03s [INFO] running `Command { std: "docker" "inspect" "295bb085c57a47b24ba104075f0c68d4c01c3c9c28e1417477b6e1681360aa84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "295bb085c57a47b24ba104075f0c68d4c01c3c9c28e1417477b6e1681360aa84", kill_on_drop: false }` [INFO] [stdout] 295bb085c57a47b24ba104075f0c68d4c01c3c9c28e1417477b6e1681360aa84