[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 beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodrigovalle%2Fbittorrent_rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rodrigovalle/bittorrent_rs on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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" "+beta" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbbaa69b0e856f88539c1fbbc230ade96287e25cb14465d3e18d3d6ab04cbd64 [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" "bbbaa69b0e856f88539c1fbbc230ade96287e25cb14465d3e18d3d6ab04cbd64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbbaa69b0e856f88539c1fbbc230ade96287e25cb14465d3e18d3d6ab04cbd64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbbaa69b0e856f88539c1fbbc230ade96287e25cb14465d3e18d3d6ab04cbd64", kill_on_drop: false }` [INFO] [stdout] bbbaa69b0e856f88539c1fbbc230ade96287e25cb14465d3e18d3d6ab04cbd64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fab777723189c2d29d09352bb79a8681377bc3b0feff5ade6dd50629132cc3f6 [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" "fab777723189c2d29d09352bb79a8681377bc3b0feff5ade6dd50629132cc3f6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking futures-core v0.3.6 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking pin-project-lite v0.1.10 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking futures-task v0.3.6 [INFO] [stderr] Checking futures-sink v0.3.6 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking futures-channel v0.3.6 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.117 [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 hyper v0.13.8 [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 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 `std::result::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 07s [INFO] running `Command { std: "docker" "inspect" "fab777723189c2d29d09352bb79a8681377bc3b0feff5ade6dd50629132cc3f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fab777723189c2d29d09352bb79a8681377bc3b0feff5ade6dd50629132cc3f6", kill_on_drop: false }` [INFO] [stdout] fab777723189c2d29d09352bb79a8681377bc3b0feff5ade6dd50629132cc3f6