[INFO] cloning repository https://github.com/hiperion14/bittorrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiperion14/bittorrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiperion14%2Fbittorrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiperion14%2Fbittorrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ea28145a30b8ec9ee1501b765719dc7b0f48cc9
[INFO] checking hiperion14/bittorrent against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiperion14%2Fbittorrent" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiperion14/bittorrent on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hiperion14/bittorrent
[INFO] finished tweaking git repo https://github.com/hiperion14/bittorrent
[INFO] tweaked toml for git repo https://github.com/hiperion14/bittorrent written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hiperion14/bittorrent 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hiperion14/bencode.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bd8ab13e368206ca0040b6b6b880101f533bae858f71893057b4c84da987d9d
[INFO] running `Command { std: "docker" "start" "-a" "3bd8ab13e368206ca0040b6b6b880101f533bae858f71893057b4c84da987d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bd8ab13e368206ca0040b6b6b880101f533bae858f71893057b4c84da987d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd8ab13e368206ca0040b6b6b880101f533bae858f71893057b4c84da987d9d", kill_on_drop: false }`
[INFO] [stdout] 3bd8ab13e368206ca0040b6b6b880101f533bae858f71893057b4c84da987d9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78f8494733af90f09478999c71490f3c5673f0a3adf776869dbe265bbe6b4b3
[INFO] running `Command { std: "docker" "start" "-a" "d78f8494733af90f09478999c71490f3c5673f0a3adf776869dbe265bbe6b4b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking bencode v0.1.0 (https://github.com/hiperion14/bencode.git#2ada3741)
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking bittorrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `action`, `transaction_id`, `interval`, `leechers`, and `seeders` are never read
[INFO] [stdout]   --> src/tracker.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Announce {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 17 |     pub action: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub transaction_id: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub interval: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 20 |     pub leechers: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 21 |     pub seeders: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Announce` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]   --> src/tracker.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Tracker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 26 |     pub announce: Announce,
[INFO] [stdout] 27 |     pub url: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Peering`, `Seeding`, and `Halted` are never constructed
[INFO] [stdout]   --> src/download.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum Status {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Peering,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Seeding,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     Halted
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct PieceMessage {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 132 |     pub piece_index: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct HaveMessage {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 138 |     pub piece_index: i32
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/message.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct Message {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 146 |     pub size: i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_keep_alive` is never used
[INFO] [stdout]   --> src/message.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn build_keep_alive() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_choke` is never used
[INFO] [stdout]   --> src/message.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn build_choke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_unchoke` is never used
[INFO] [stdout]   --> src/message.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn build_unchoke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_uninterested` is never used
[INFO] [stdout]   --> src/message.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn build_uninterested() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_have` is never used
[INFO] [stdout]   --> src/message.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn build_have(piece_index: u32) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_bitfield` is never used
[INFO] [stdout]   --> src/message.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn build_bitfield(bitfield: &[u8]) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_piece` is never used
[INFO] [stdout]   --> src/message.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn build_piece(piece_index: i32, block_index: i32, block: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cancel` is never used
[INFO] [stdout]    --> src/message.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn build_cancel(piece_index: i32, block_index: i32, block_length: i32) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_port` is never used
[INFO] [stdout]    --> src/message.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn build_port(port: u16) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `action`, `transaction_id`, `interval`, `leechers`, and `seeders` are never read
[INFO] [stdout]   --> src/tracker.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Announce {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 17 |     pub action: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub transaction_id: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub interval: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 20 |     pub leechers: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 21 |     pub seeders: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Announce` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]   --> src/tracker.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Tracker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 26 |     pub announce: Announce,
[INFO] [stdout] 27 |     pub url: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Peering`, `Seeding`, and `Halted` are never constructed
[INFO] [stdout]   --> src/download.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum Status {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Peering,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Seeding,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     Halted
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct PieceMessage {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 132 |     pub piece_index: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct HaveMessage {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 138 |     pub piece_index: i32
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/message.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct Message {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 146 |     pub size: i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_keep_alive` is never used
[INFO] [stdout]   --> src/message.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn build_keep_alive() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_choke` is never used
[INFO] [stdout]   --> src/message.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn build_choke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_unchoke` is never used
[INFO] [stdout]   --> src/message.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn build_unchoke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_uninterested` is never used
[INFO] [stdout]   --> src/message.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn build_uninterested() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_have` is never used
[INFO] [stdout]   --> src/message.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn build_have(piece_index: u32) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_bitfield` is never used
[INFO] [stdout]   --> src/message.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn build_bitfield(bitfield: &[u8]) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_piece` is never used
[INFO] [stdout]   --> src/message.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn build_piece(piece_index: i32, block_index: i32, block: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cancel` is never used
[INFO] [stdout]    --> src/message.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn build_cancel(piece_index: i32, block_index: i32, block_length: i32) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_port` is never used
[INFO] [stdout]    --> src/message.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn build_port(port: u16) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.79s
[INFO] running `Command { std: "docker" "inspect" "d78f8494733af90f09478999c71490f3c5673f0a3adf776869dbe265bbe6b4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78f8494733af90f09478999c71490f3c5673f0a3adf776869dbe265bbe6b4b3", kill_on_drop: false }`
[INFO] [stdout] d78f8494733af90f09478999c71490f3c5673f0a3adf776869dbe265bbe6b4b3
[INFO] checking hiperion14/bittorrent against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiperion14%2Fbittorrent" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiperion14/bittorrent on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hiperion14/bittorrent
[INFO] finished tweaking git repo https://github.com/hiperion14/bittorrent
[INFO] tweaked toml for git repo https://github.com/hiperion14/bittorrent written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hiperion14/bittorrent 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea8cdbda00f17e06f4dc3461df296e73ba9c58c4bf5c0faec931032466994da
[INFO] running `Command { std: "docker" "start" "-a" "3ea8cdbda00f17e06f4dc3461df296e73ba9c58c4bf5c0faec931032466994da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea8cdbda00f17e06f4dc3461df296e73ba9c58c4bf5c0faec931032466994da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea8cdbda00f17e06f4dc3461df296e73ba9c58c4bf5c0faec931032466994da", kill_on_drop: false }`
[INFO] [stdout] 3ea8cdbda00f17e06f4dc3461df296e73ba9c58c4bf5c0faec931032466994da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd70a917881326320641ee9b94a66fd7af438b000b3a664b26a22399140bceea
[INFO] running `Command { std: "docker" "start" "-a" "dd70a917881326320641ee9b94a66fd7af438b000b3a664b26a22399140bceea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking bencode v0.1.0 (https://github.com/hiperion14/bencode.git#2ada3741)
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking bittorrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `action`, `transaction_id`, `interval`, `leechers`, and `seeders` are never read
[INFO] [stdout]   --> src/tracker.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Announce {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 17 |     pub action: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub transaction_id: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub interval: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 20 |     pub leechers: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 21 |     pub seeders: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Announce` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]   --> src/tracker.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Tracker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 26 |     pub announce: Announce,
[INFO] [stdout] 27 |     pub url: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Peering`, `Seeding`, and `Halted` are never constructed
[INFO] [stdout]   --> src/download.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum Status {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Peering,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Seeding,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     Halted
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct PieceMessage {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 132 |     pub piece_index: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct HaveMessage {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 138 |     pub piece_index: i32
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/message.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct Message {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 146 |     pub size: i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_keep_alive` is never used
[INFO] [stdout]   --> src/message.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn build_keep_alive() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_choke` is never used
[INFO] [stdout]   --> src/message.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn build_choke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_unchoke` is never used
[INFO] [stdout]   --> src/message.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn build_unchoke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_uninterested` is never used
[INFO] [stdout]   --> src/message.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn build_uninterested() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_have` is never used
[INFO] [stdout]   --> src/message.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn build_have(piece_index: u32) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_bitfield` is never used
[INFO] [stdout]   --> src/message.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn build_bitfield(bitfield: &[u8]) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_piece` is never used
[INFO] [stdout]   --> src/message.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn build_piece(piece_index: i32, block_index: i32, block: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cancel` is never used
[INFO] [stdout]    --> src/message.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn build_cancel(piece_index: i32, block_index: i32, block_length: i32) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_port` is never used
[INFO] [stdout]    --> src/message.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn build_port(port: u16) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `action`, `transaction_id`, `interval`, `leechers`, and `seeders` are never read
[INFO] [stdout]   --> src/tracker.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Announce {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 17 |     pub action: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub transaction_id: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub interval: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 20 |     pub leechers: u32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 21 |     pub seeders: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Announce` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]   --> src/tracker.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Tracker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 26 |     pub announce: Announce,
[INFO] [stdout] 27 |     pub url: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Peering`, `Seeding`, and `Halted` are never constructed
[INFO] [stdout]   --> src/download.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum Status {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     Peering,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Seeding,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 13 |     Halted
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub struct PieceMessage {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 132 |     pub piece_index: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_index` is never read
[INFO] [stdout]    --> src/message.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct HaveMessage {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 138 |     pub piece_index: i32
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]    --> src/message.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct Message {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 146 |     pub size: i32,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_keep_alive` is never used
[INFO] [stdout]   --> src/message.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn build_keep_alive() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_choke` is never used
[INFO] [stdout]   --> src/message.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn build_choke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_unchoke` is never used
[INFO] [stdout]   --> src/message.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn build_unchoke() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_uninterested` is never used
[INFO] [stdout]   --> src/message.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn build_uninterested() -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_have` is never used
[INFO] [stdout]   --> src/message.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn build_have(piece_index: u32) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_bitfield` is never used
[INFO] [stdout]   --> src/message.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn build_bitfield(bitfield: &[u8]) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_piece` is never used
[INFO] [stdout]   --> src/message.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn build_piece(piece_index: i32, block_index: i32, block: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cancel` is never used
[INFO] [stdout]    --> src/message.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn build_cancel(piece_index: i32, block_index: i32, block_length: i32) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_port` is never used
[INFO] [stdout]    --> src/message.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn build_port(port: u16) -> BytesMut {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.46s
[INFO] running `Command { std: "docker" "inspect" "dd70a917881326320641ee9b94a66fd7af438b000b3a664b26a22399140bceea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd70a917881326320641ee9b94a66fd7af438b000b3a664b26a22399140bceea", kill_on_drop: false }`
[INFO] [stdout] dd70a917881326320641ee9b94a66fd7af438b000b3a664b26a22399140bceea