[INFO] cloning repository https://github.com/obaiyan/barragekyi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/obaiyan/barragekyi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobaiyan%2Fbarragekyi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobaiyan%2Fbarragekyi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b749c8cbe42f9e91a1d2c746221d4bb34f96393a [INFO] checking obaiyan/barragekyi against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobaiyan%2Fbarragekyi" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/obaiyan/barragekyi on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/obaiyan/barragekyi [INFO] finished tweaking git repo https://github.com/obaiyan/barragekyi [INFO] tweaked toml for git repo https://github.com/obaiyan/barragekyi written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/obaiyan/barragekyi already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 436a46194231e17258a5b425f4b0663673c3af9b7fb8d9f83eb7c00653298471 [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" "436a46194231e17258a5b425f4b0663673c3af9b7fb8d9f83eb7c00653298471", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "436a46194231e17258a5b425f4b0663673c3af9b7fb8d9f83eb7c00653298471", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "436a46194231e17258a5b425f4b0663673c3af9b7fb8d9f83eb7c00653298471", kill_on_drop: false }` [INFO] [stdout] 436a46194231e17258a5b425f4b0663673c3af9b7fb8d9f83eb7c00653298471 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f594e8c1c5a79a72b34d24411d31094a66f7e3d0dae78df9ea5fc5f0a9c75db6 [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" "f594e8c1c5a79a72b34d24411d31094a66f7e3d0dae78df9ea5fc5f0a9c75db6", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking regex v0.2.5 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking mio v0.6.12 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking tokio-core v0.1.11 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking hyper v0.11.11 [INFO] [stderr] Checking serde_json v1.0.9 [INFO] [stderr] Checking barragekyi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std` [INFO] [stdout] --> src/client/barrage_client.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/client/barrage_client.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/client/barrage_client.rs:231:42 [INFO] [stdout] | [INFO] [stdout] 231 | fn send_message(&mut self, message: &Message) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Message` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std` [INFO] [stdout] --> src/client/barrage_client.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/client/barrage_client.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/client/barrage_client.rs:231:42 [INFO] [stdout] | [INFO] [stdout] 231 | fn send_message(&mut self, message: &Message) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Message` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> src/client/barrage_client.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let handler = thread::spawn(move || { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/client/barrage_client.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | let mut message = receiver.recv().unwrap(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> src/client/barrage_client.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let handler = thread::spawn(move || { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> src/client/barrage_client.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | let mut message = receiver.recv().unwrap(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client/barrage_client.rs:156:13 [INFO] [stdout] | [INFO] [stdout] 156 | let mut message = receiver.recv().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/client/barrage_client.rs:156:13 [INFO] [stdout] | [INFO] [stdout] 156 | let mut message = receiver.recv().unwrap(); [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 never used: `print_bytes` [INFO] [stdout] --> src/client/barrage_client.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn print_bytes(data: &Vec) { [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: `print_hello` [INFO] [stdout] --> src/client/barrage_client.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | fn print_hello(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_bytes` [INFO] [stdout] --> src/client/barrage_client.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn print_bytes(data: &Vec) { [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: `print_hello` [INFO] [stdout] --> src/client/barrage_client.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | fn print_hello(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.96s [INFO] running `Command { std: "docker" "inspect" "f594e8c1c5a79a72b34d24411d31094a66f7e3d0dae78df9ea5fc5f0a9c75db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f594e8c1c5a79a72b34d24411d31094a66f7e3d0dae78df9ea5fc5f0a9c75db6", kill_on_drop: false }` [INFO] [stdout] f594e8c1c5a79a72b34d24411d31094a66f7e3d0dae78df9ea5fc5f0a9c75db6