[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] a7d573247cd94419d2d41690702f64d24df394b0 [INFO] testing henrybarreto/walkietalkie against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenrybarreto%2Fwalkietalkie" "/workspace/builds/worker-32/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/henrybarreto/walkietalkie on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-32/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" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ppv-lite86 v0.2.14 [INFO] [stderr] Downloaded simple_logger v1.13.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8efff5f6a73b76f00603f2e996180bfea15798c42e810ff070b706b9beb5583a [INFO] running `Command { std: "docker" "start" "-a" "8efff5f6a73b76f00603f2e996180bfea15798c42e810ff070b706b9beb5583a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8efff5f6a73b76f00603f2e996180bfea15798c42e810ff070b706b9beb5583a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8efff5f6a73b76f00603f2e996180bfea15798c42e810ff070b706b9beb5583a", kill_on_drop: false }` [INFO] [stdout] 8efff5f6a73b76f00603f2e996180bfea15798c42e810ff070b706b9beb5583a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cf9c42d9ef911b247f5acfed1509990a3102665bf6b013302bf17e6885dad2b [INFO] running `Command { std: "docker" "start" "-a" "5cf9c42d9ef911b247f5acfed1509990a3102665bf6b013302bf17e6885dad2b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.81 [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 serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.14 [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 rand_core v0.6.3 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling rand v0.8.4 [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] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(slice_as_chunks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(with_options)] [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] error: aborting due to 2 previous errors; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `walkietalkie` due to 3 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5cf9c42d9ef911b247f5acfed1509990a3102665bf6b013302bf17e6885dad2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cf9c42d9ef911b247f5acfed1509990a3102665bf6b013302bf17e6885dad2b", kill_on_drop: false }` [INFO] [stdout] 5cf9c42d9ef911b247f5acfed1509990a3102665bf6b013302bf17e6885dad2b