[INFO] cloning repository https://github.com/rodrigovalle/bittorrent_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rodrigovalle/bittorrent_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodrigovalle%2Fbittorrent_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodrigovalle%2Fbittorrent_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 664c8f973cdd4ca1a8fb18307846449e112e5d26 [INFO] checking rodrigovalle/bittorrent_rs against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodrigovalle%2Fbittorrent_rs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rodrigovalle/bittorrent_rs 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/rodrigovalle/bittorrent_rs [INFO] finished tweaking git repo https://github.com/rodrigovalle/bittorrent_rs [INFO] tweaked toml for git repo https://github.com/rodrigovalle/bittorrent_rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/rodrigovalle/bittorrent_rs 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 74e45dd0815f70b5516028014683b2790defe1e0c6c3c3ae7581ada915b3258a [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" "74e45dd0815f70b5516028014683b2790defe1e0c6c3c3ae7581ada915b3258a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74e45dd0815f70b5516028014683b2790defe1e0c6c3c3ae7581ada915b3258a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74e45dd0815f70b5516028014683b2790defe1e0c6c3c3ae7581ada915b3258a", kill_on_drop: false }` [INFO] [stdout] 74e45dd0815f70b5516028014683b2790defe1e0c6c3c3ae7581ada915b3258a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 91c79198ed00c059e1f7258ea11d0c4283b91276c2cfc4ad30d6df7844e917aa [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" "91c79198ed00c059e1f7258ea11d0c4283b91276c2cfc4ad30d6df7844e917aa", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking pin-project-lite v0.1.10 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling structopt-derive v0.4.13 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking structopt v0.3.20 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking futures-util v0.3.6 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_bencode v0.2.2 [INFO] [stderr] Checking hyper v0.13.8 [INFO] [stderr] Checking bittorrent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/tracker.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryInto` [INFO] [stdout] --> src/tracker.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/tracker.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SingleFile` [INFO] [stdout] --> src/metainfo.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / SingleFile { [INFO] [stdout] 24 | | // filename [INFO] [stdout] 25 | | name: &'a str, [INFO] [stdout] 26 | | // number of bytes in each piece [INFO] [stdout] ... | [INFO] [stdout] 34 | | md5sum: Option<&'a [u8; 32]>, [INFO] [stdout] 35 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `MultipleFile` [INFO] [stdout] --> src/metainfo.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | / MultipleFile { [INFO] [stdout] 37 | | // directory name [INFO] [stdout] 38 | | name: &'a str, [INFO] [stdout] 39 | | // same as in SingleFile [INFO] [stdout] ... | [INFO] [stdout] 45 | | files: Vec>, [INFO] [stdout] 46 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bencode` [INFO] [stdout] --> src/metainfo.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn bencode(&self) -> serde_bencode::Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `opt` [INFO] [stdout] --> src/tracker.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | opt: Opt, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tracker.rs:317:13 [INFO] [stdout] | [INFO] [stdout] 317 | let mut req = Request::builder() [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: variant is never constructed: `MultipleFile` [INFO] [stdout] --> src/metainfo.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | / MultipleFile { [INFO] [stdout] 37 | | // directory name [INFO] [stdout] 38 | | name: &'a str, [INFO] [stdout] 39 | | // same as in SingleFile [INFO] [stdout] ... | [INFO] [stdout] 45 | | files: Vec>, [INFO] [stdout] 46 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `opt` [INFO] [stdout] --> src/tracker.rs:163:5 [INFO] [stdout] | [INFO] [stdout] 163 | opt: Opt, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tracker.rs:325:9 [INFO] [stdout] | [INFO] [stdout] 325 | tracker.handle_session(req.body(Body::empty()).unwrap()); [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "91c79198ed00c059e1f7258ea11d0c4283b91276c2cfc4ad30d6df7844e917aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91c79198ed00c059e1f7258ea11d0c4283b91276c2cfc4ad30d6df7844e917aa", kill_on_drop: false }` [INFO] [stdout] 91c79198ed00c059e1f7258ea11d0c4283b91276c2cfc4ad30d6df7844e917aa