[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#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobaiyan%2Fbarragekyi" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/obaiyan/barragekyi on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iovec v0.1.1 [INFO] [stderr] Downloaded cfg-if v0.1.2 [INFO] [stderr] Downloaded log v0.4.1 [INFO] [stderr] Downloaded relay v0.1.0 [INFO] [stderr] Downloaded version_check v0.1.3 [INFO] [stderr] Downloaded utf8-ranges v1.0.0 [INFO] [stderr] Downloaded mime v0.3.5 [INFO] [stderr] Downloaded httparse v1.2.3 [INFO] [stderr] Downloaded memchr v2.0.1 [INFO] [stderr] Downloaded bitflags v1.0.1 [INFO] [stderr] Downloaded num_cpus v1.8.0 [INFO] [stderr] Downloaded base64 v0.9.0 [INFO] [stderr] Downloaded serde v1.0.27 [INFO] [stderr] Downloaded regex-syntax v0.4.2 [INFO] [stderr] Downloaded mio v0.6.12 [INFO] [stderr] Downloaded libc v0.2.35 [INFO] [stderr] Downloaded regex v0.2.5 [INFO] [stderr] Downloaded syn v0.11.11 [INFO] [stderr] Downloaded futures v0.1.17 [INFO] [stderr] Downloaded serde_json v1.0.9 [INFO] [stderr] Downloaded tokio-io v0.1.4 [INFO] [stderr] Downloaded tokio-core v0.1.11 [INFO] [stderr] Downloaded unicase v2.1.0 [INFO] [stderr] Downloaded lazy_static v1.0.0 [INFO] [stderr] Downloaded thread_local v0.3.5 [INFO] [stderr] Downloaded synom v0.11.3 [INFO] [stderr] Downloaded unicode-xid v0.0.4 [INFO] [stderr] Downloaded serde_derive v1.0.27 [INFO] [stderr] Downloaded time v0.1.39 [INFO] [stderr] Downloaded net2 v0.2.31 [INFO] [stderr] Downloaded byteorder v1.2.1 [INFO] [stderr] Downloaded aho-corasick v0.6.4 [INFO] [stderr] Downloaded serde_derive_internals v0.19.0 [INFO] [stderr] Downloaded quote v0.3.15 [INFO] [stderr] Downloaded dtoa v0.4.2 [INFO] [stderr] Downloaded num-traits v0.1.41 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded lazycell v0.6.0 [INFO] [stderr] Downloaded scoped-tls v0.1.0 [INFO] [stderr] Downloaded slab v0.4.0 [INFO] [stderr] Downloaded itoa v0.3.4 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded hyper v0.11.11 [INFO] [stderr] Downloaded bytes v0.4.5 [INFO] [stderr] Downloaded winapi v0.3.3 [INFO] [stderr] Downloaded rand v0.3.20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a412a7961de2df9a9a442ac94af9a74ede19024629a3188d797377746fb79466 [INFO] running `Command { std: "docker" "start" "-a" "a412a7961de2df9a9a442ac94af9a74ede19024629a3188d797377746fb79466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a412a7961de2df9a9a442ac94af9a74ede19024629a3188d797377746fb79466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a412a7961de2df9a9a442ac94af9a74ede19024629a3188d797377746fb79466", kill_on_drop: false }` [INFO] [stdout] a412a7961de2df9a9a442ac94af9a74ede19024629a3188d797377746fb79466 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cba31c5d5a8f849d333eff23cc063a1004302911190023d6b9eff4c591c7ee53 [INFO] running `Command { std: "docker" "start" "-a" "cba31c5d5a8f849d333eff23cc063a1004302911190023d6b9eff4c591c7ee53", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.35 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking futures v0.1.17 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking regex-syntax v0.4.2 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking mio v0.6.12 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking regex v0.2.5 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking relay v0.1.0 [INFO] [stderr] Checking tokio-core v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking tokio-proto v0.1.1 [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` and `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: 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` and `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] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 231 | fn send_message(&mut self, message: &dyn Message) { [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] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 231 | fn send_message(&mut self, message: &dyn Message) { [INFO] [stdout] | +++ [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: `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: `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 `print_bytes` is never used [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: function `print_bytes` is never used [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: method `print_hello` is never used [INFO] [stdout] --> src/client/barrage_client.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 36 | impl BarrageClient { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 37 | fn print_hello(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_hello` is never used [INFO] [stdout] --> src/client/barrage_client.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 36 | impl BarrageClient { [INFO] [stdout] | ------------------ method in this implementation [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` profile [unoptimized + debuginfo] target(s) in 2.34s [INFO] running `Command { std: "docker" "inspect" "cba31c5d5a8f849d333eff23cc063a1004302911190023d6b9eff4c591c7ee53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cba31c5d5a8f849d333eff23cc063a1004302911190023d6b9eff4c591c7ee53", kill_on_drop: false }` [INFO] [stdout] cba31c5d5a8f849d333eff23cc063a1004302911190023d6b9eff4c591c7ee53