[INFO] cloning repository https://github.com/henrybarreto/walkietalkie [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/henrybarreto/walkietalkie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenrybarreto%2Fwalkietalkie", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenrybarreto%2Fwalkietalkie'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 17a7a57e666536644ef701179079c57ac5a14eb2 [INFO] testing henrybarreto/walkietalkie against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenrybarreto%2Fwalkietalkie" "/workspace/builds/worker-66/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/henrybarreto/walkietalkie on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/henrybarreto/walkietalkie [INFO] finished tweaking git repo https://github.com/henrybarreto/walkietalkie [INFO] tweaked toml for git repo https://github.com/henrybarreto/walkietalkie written to /workspace/builds/worker-66/source/Cargo.toml [INFO] crate git repo https://github.com/henrybarreto/walkietalkie already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ca3776d8a8cfe3b4fed847ce7b8192f65621ed765ed212adba94708f8bc3981 [INFO] running `Command { std: "docker" "start" "-a" "8ca3776d8a8cfe3b4fed847ce7b8192f65621ed765ed212adba94708f8bc3981", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ca3776d8a8cfe3b4fed847ce7b8192f65621ed765ed212adba94708f8bc3981", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ca3776d8a8cfe3b4fed847ce7b8192f65621ed765ed212adba94708f8bc3981", kill_on_drop: false }` [INFO] [stdout] 8ca3776d8a8cfe3b4fed847ce7b8192f65621ed765ed212adba94708f8bc3981 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d17dba2aaaf3f5a6d272c48288c4afcddac4316cfe018d1ac6946cf4f9d39d2f [INFO] running `Command { std: "docker" "start" "-a" "d17dba2aaaf3f5a6d272c48288c4afcddac4316cfe018d1ac6946cf4f9d39d2f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.14 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling simple_logger v1.13.0 [INFO] [stderr] Compiling ron v0.6.4 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling walkietalkie v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/radio.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, error::Error, io::{Read, Write}, net::{Shutdown, TcpStream}}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Permissions`, `create_dir_all`, `create_dir` [INFO] [stdout] --> src/radio.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::{create_dir, create_dir_all, File, Permissions, remove_file}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/radio.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `with_options` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(with_options)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commander.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | file.read_to_end(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commander.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | file.write_all(string.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | remove_file(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | file.write_all(&data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | file.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/soldier.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | file.write_all(string.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.51s [INFO] running `Command { std: "docker" "inspect" "d17dba2aaaf3f5a6d272c48288c4afcddac4316cfe018d1ac6946cf4f9d39d2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d17dba2aaaf3f5a6d272c48288c4afcddac4316cfe018d1ac6946cf4f9d39d2f", kill_on_drop: false }` [INFO] [stdout] d17dba2aaaf3f5a6d272c48288c4afcddac4316cfe018d1ac6946cf4f9d39d2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a379ae3b063ddf2f67633419a1fcb14e9653a539bf84c765bc65c70df48729b [INFO] running `Command { std: "docker" "start" "-a" "7a379ae3b063ddf2f67633419a1fcb14e9653a539bf84c765bc65c70df48729b", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/radio.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, error::Error, io::{Read, Write}, net::{Shutdown, TcpStream}}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Permissions`, `create_dir_all`, `create_dir` [INFO] [stdout] --> src/radio.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::{create_dir, create_dir_all, File, Permissions, remove_file}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/radio.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `with_options` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(with_options)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commander.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | file.read_to_end(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commander.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | file.write_all(string.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | remove_file(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | file.write_all(&data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | file.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/soldier.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | file.write_all(string.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling walkietalkie v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> examples/soldier.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{create_dir, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/soldier.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | create_dir(path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/commander.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | create_dir(path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/radio.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, error::Error, io::{Read, Write}, net::{Shutdown, TcpStream}}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Permissions`, `create_dir_all`, `create_dir` [INFO] [stdout] --> src/radio.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::{create_dir, create_dir_all, File, Permissions, remove_file}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/radio.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `with_options` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(with_options)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commander.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | file.read_to_end(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/commander.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | file.write_all(string.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | remove_file(&buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | file.write_all(&data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/radio.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | file.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/soldier.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | file.write_all(string.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "7a379ae3b063ddf2f67633419a1fcb14e9653a539bf84c765bc65c70df48729b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a379ae3b063ddf2f67633419a1fcb14e9653a539bf84c765bc65c70df48729b", kill_on_drop: false }` [INFO] [stdout] 7a379ae3b063ddf2f67633419a1fcb14e9653a539bf84c765bc65c70df48729b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0b0d461ae6e2e44fe6d4277a82ad00c6994b7123a37fd99748614185c5c34b61 [INFO] running `Command { std: "docker" "start" "-a" "0b0d461ae6e2e44fe6d4277a82ad00c6994b7123a37fd99748614185c5c34b61", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `env` [INFO] [stderr] --> src/radio.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{env, error::Error, io::{Read, Write}, net::{Shutdown, TcpStream}}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Permissions`, `create_dir_all`, `create_dir` [INFO] [stderr] --> src/radio.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs::{create_dir, create_dir_all, File, Permissions, remove_file}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufWriter` [INFO] [stderr] --> src/radio.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::BufWriter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `with_options` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(with_options)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/commander.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | file.read_to_end(&mut buffer); [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 `Result` that must be used [INFO] [stderr] --> src/commander.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | file.write_all(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/radio.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | remove_file(&buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/radio.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/radio.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | Self::send_bytes(&bincode::serialize(&true)?, &tcp_connection); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/radio.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | file.write_all(&data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/radio.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | file.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/soldier.rs:128:9 [INFO] [stderr] | [INFO] [stderr] 128 | file.write_all(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `walkietalkie` (lib) generated 12 warnings [INFO] [stderr] warning: `walkietalkie` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] warning: unused import: `File` [INFO] [stderr] --> examples/soldier.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fs::{create_dir, File}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/soldier.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | create_dir(path); [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 `Result` that must be used [INFO] [stderr] --> examples/commander.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | create_dir(path); [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: `walkietalkie` (example "soldier") generated 2 warnings [INFO] [stderr] warning: `walkietalkie` (example "commander") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4m 22s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/walkietalkie-f96c3c86c95c05d3) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests walkietalkie [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0b0d461ae6e2e44fe6d4277a82ad00c6994b7123a37fd99748614185c5c34b61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b0d461ae6e2e44fe6d4277a82ad00c6994b7123a37fd99748614185c5c34b61", kill_on_drop: false }` [INFO] [stdout] 0b0d461ae6e2e44fe6d4277a82ad00c6994b7123a37fd99748614185c5c34b61