[INFO] updating cached repository https://github.com/MauricevanLeeuwen/seq-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 232f3e2bcb6863e6929fbeda41d763ebe8b8de0a [INFO] checking MauricevanLeeuwen/seq-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMauricevanLeeuwen%2Fseq-rs" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MauricevanLeeuwen/seq-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/MauricevanLeeuwen/seq-rs [INFO] finished tweaking git repo https://github.com/MauricevanLeeuwen/seq-rs [INFO] tweaked toml for git repo https://github.com/MauricevanLeeuwen/seq-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6ca08454e556b7136c21fd1537187fc9f2de0a142494a975b47f96afe33194ba [INFO] running `"docker" "start" "-a" "6ca08454e556b7136c21fd1537187fc9f2de0a142494a975b47f96afe33194ba"` [INFO] [stderr] Checking portmidi v0.2.4 [INFO] [stderr] Checking libc v0.2.69 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking Seq v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `color`, `style` [INFO] [stderr] --> src/main.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | use termion::{clear, color, cursor, style}; [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stderr] --> src/vm.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `color`, `style` [INFO] [stderr] --> src/main.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | use termion::{clear, color, cursor, style}; [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stderr] --> src/vm.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `opt` [INFO] [stderr] --> src/main.rs:138:9 [INFO] [stderr] | [INFO] [stderr] 138 | let opt = Opt::from_args(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_opt` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stderr` [INFO] [stderr] --> src/main.rs:145:9 [INFO] [stderr] | [INFO] [stderr] 145 | let mut stderr = stderr.lock(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stderr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/main.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | let h = thread::spawn(move || { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/vm.rs:77:20 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_string(input: String, mut midi_out: portmidi::OutputPort) -> Instance { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `note` [INFO] [stderr] --> src/vm.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let note: u8 = 60; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_note` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let mut tui = Tui { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `opt` [INFO] [stderr] --> src/main.rs:138:9 [INFO] [stderr] | [INFO] [stderr] 138 | let opt = Opt::from_args(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_opt` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stderr` [INFO] [stderr] --> src/main.rs:145:9 [INFO] [stderr] | [INFO] [stderr] 145 | let mut stderr = stderr.lock(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stderr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/main.rs:165:13 [INFO] [stderr] | [INFO] [stderr] 165 | let h = thread::spawn(move || { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/vm.rs:77:20 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_string(input: String, mut midi_out: portmidi::OutputPort) -> Instance { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `note` [INFO] [stderr] --> src/vm.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let note: u8 = 60; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_note` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | let mut stdout = stdout.lock(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:145:9 [INFO] [stderr] | [INFO] [stderr] 145 | let mut stderr = stderr.lock(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:147:9 [INFO] [stderr] | [INFO] [stderr] 147 | let mut input = String::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:155:9 [INFO] [stderr] | [INFO] [stderr] 155 | let mut stdout = stdout.into_raw_mode().unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let mut tui = Tui { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vm.rs:77:35 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_string(input: String, mut midi_out: portmidi::OutputPort) -> Instance { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `active` [INFO] [stderr] --> src/vm.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | active: bool, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bang` [INFO] [stderr] --> src/vm.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | fn bang(&mut self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `new` [INFO] [stderr] --> src/vm.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn new(bpm: f32, midi_out: portmidi::OutputPort) -> Instance { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | fn reset(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `print_status` [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | fn print_status(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Seq` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `seq` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | / tx.send(Event { [INFO] [stderr] 173 | | t: (Instant::now() - tick).as_micros(), [INFO] [stderr] 174 | | }); [INFO] [stderr] | |___________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/vm.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | self.midi_out.write_message(event); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/vm.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | self.midi_out.write_message(event); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | let mut stdout = stdout.lock(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:145:9 [INFO] [stderr] | [INFO] [stderr] 145 | let mut stderr = stderr.lock(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:147:9 [INFO] [stderr] | [INFO] [stderr] 147 | let mut input = String::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:155:9 [INFO] [stderr] | [INFO] [stderr] 155 | let mut stdout = stdout.into_raw_mode().unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vm.rs:77:35 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_string(input: String, mut midi_out: portmidi::OutputPort) -> Instance { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `active` [INFO] [stderr] --> src/vm.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | active: bool, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bang` [INFO] [stderr] --> src/vm.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | fn bang(&mut self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `new` [INFO] [stderr] --> src/vm.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn new(bpm: f32, midi_out: portmidi::OutputPort) -> Instance { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset` [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | fn reset(&mut self) {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `print_status` [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | fn print_status(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Seq` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `seq` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | / tx.send(Event { [INFO] [stderr] 173 | | t: (Instant::now() - tick).as_micros(), [INFO] [stderr] 174 | | }); [INFO] [stderr] | |___________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/vm.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | self.midi_out.write_message(event); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/vm.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 73 | self.midi_out.write_message(event); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.14s [INFO] running `"docker" "inspect" "6ca08454e556b7136c21fd1537187fc9f2de0a142494a975b47f96afe33194ba"` [INFO] running `"docker" "rm" "-f" "6ca08454e556b7136c21fd1537187fc9f2de0a142494a975b47f96afe33194ba"` [INFO] [stdout] 6ca08454e556b7136c21fd1537187fc9f2de0a142494a975b47f96afe33194ba