[INFO] cloning repository https://github.com/justinmoon/bittorrent [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinmoon/bittorrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Fbittorrent", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Fbittorrent'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b13122ec57fd03f5f155bc29c0742d30f76919c5 [INFO] checking justinmoon/bittorrent against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Fbittorrent" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/justinmoon/bittorrent on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/justinmoon/bittorrent [INFO] finished tweaking git repo https://github.com/justinmoon/bittorrent [INFO] tweaked toml for git repo https://github.com/justinmoon/bittorrent written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/justinmoon/bittorrent already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2fa8adfee75acda16e580dc77e62dd6efd127151ee14d51ef5c9778b2607994 [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" "a2fa8adfee75acda16e580dc77e62dd6efd127151ee14d51ef5c9778b2607994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2fa8adfee75acda16e580dc77e62dd6efd127151ee14d51ef5c9778b2607994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2fa8adfee75acda16e580dc77e62dd6efd127151ee14d51ef5c9778b2607994", kill_on_drop: false }` [INFO] [stdout] a2fa8adfee75acda16e580dc77e62dd6efd127151ee14d51ef5c9778b2607994 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44118f0f4a7051e81e84d5f7043aa994b7053b5846ebf9c137486a3f2b119fe4 [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" "44118f0f4a7051e81e84d5f7043aa994b7053b5846ebf9c137486a3f2b119fe4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking bytes v0.5.3 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.26 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Checking mime v0.3.14 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Checking http v0.2.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling openssl-sys v0.9.53 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Checking tokio v0.2.6 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking h2 v0.2.1 [INFO] [stderr] Checking tokio-tls v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling pin-project-internal v0.4.6 [INFO] [stderr] Checking pin-project v0.4.6 [INFO] [stderr] Checking hyper v0.13.1 [INFO] [stderr] Checking hyper-tls v0.4.0 [INFO] [stderr] Checking serde_bytes v0.10.5 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_bytes v0.11.3 [INFO] [stderr] Checking serde_bencode v0.2.0 [INFO] [stderr] Checking reqwest v0.10.0 [INFO] [stderr] Checking bittorrent-client v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `torrent::TorrentFile` [INFO] [stdout] --> src/connection.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::{torrent::TorrentFile, tracker::Peer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/connection.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::string::FromUtf8Error` [INFO] [stdout] --> src/connection.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::string::FromUtf8Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `torrent::TorrentFile` [INFO] [stdout] --> src/connection.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::{torrent::TorrentFile, tracker::Peer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/connection.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::string::FromUtf8Error` [INFO] [stdout] --> src/connection.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::string::FromUtf8Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/connection.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 171 | / loop { [INFO] [stdout] 172 | | // Request piece [INFO] [stdout] 173 | | self.send_request(index, requested, block_size)?; [INFO] [stdout] 174 | | println!("send request #{}", index); [INFO] [stdout] ... | [INFO] [stdout] 186 | | } [INFO] [stdout] 187 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 188 | [INFO] [stdout] 189 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/connection.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 171 | / loop { [INFO] [stdout] 172 | | // Request piece [INFO] [stdout] 173 | | self.send_request(index, requested, block_size)?; [INFO] [stdout] 174 | | println!("send request #{}", index); [INFO] [stdout] ... | [INFO] [stdout] 186 | | } [INFO] [stdout] 187 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 188 | [INFO] [stdout] 189 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pstr` [INFO] [stdout] --> src/connection.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let pstr = String::from_utf8(b[1..pstr_len + 1].to_vec())?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pstr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `peer_id` [INFO] [stdout] --> src/connection.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let peer_id = peer_id.to_vec(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `piece` [INFO] [stdout] --> src/p2p.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let piece = self.download_piece(&mut conn); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_piece` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | let mut requested = 0; [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: unused variable: `pstr` [INFO] [stdout] --> src/connection.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let pstr = String::from_utf8(b[1..pstr_len + 1].to_vec())?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pstr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `peer_id` [INFO] [stdout] --> src/connection.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let peer_id = peer_id.to_vec(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `piece` [INFO] [stdout] --> src/p2p.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let piece = self.download_piece(&mut conn); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_piece` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | let mut requested = 0; [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: associated function is never used: `has_piece` [INFO] [stdout] --> src/bitfield.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn has_piece(&self, index: usize) -> bool { [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: `set_piece` [INFO] [stdout] --> src/bitfield.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn set_piece(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `download` [INFO] [stdout] --> src/connection.rs:151:12 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn download(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `NoPeers` [INFO] [stdout] --> src/error.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | NoPeers, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_input` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn read_input() -> Result> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `NoPeers` [INFO] [stdout] --> src/error.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | NoPeers, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_input` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn read_input() -> Result> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `Command { std: "docker" "inspect" "44118f0f4a7051e81e84d5f7043aa994b7053b5846ebf9c137486a3f2b119fe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44118f0f4a7051e81e84d5f7043aa994b7053b5846ebf9c137486a3f2b119fe4", kill_on_drop: false }` [INFO] [stdout] 44118f0f4a7051e81e84d5f7043aa994b7053b5846ebf9c137486a3f2b119fe4