[INFO] cloning repository https://github.com/DistantTravellr/rust_torrent_heartbeat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DistantTravellr/rust_torrent_heartbeat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDistantTravellr%2Frust_torrent_heartbeat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDistantTravellr%2Frust_torrent_heartbeat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcc725c9fb06b15f65376b989847d8c84b3b4330
[INFO] checking DistantTravellr/rust_torrent_heartbeat against try#1b0139f5bdae7328e6d232947a8112333bb44eeb for pr-93394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDistantTravellr%2Frust_torrent_heartbeat" "/workspace/builds/worker-98/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DistantTravellr/rust_torrent_heartbeat on toolchain 1b0139f5bdae7328e6d232947a8112333bb44eeb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DistantTravellr/rust_torrent_heartbeat
[INFO] finished tweaking git repo https://github.com/DistantTravellr/rust_torrent_heartbeat
[INFO] tweaked toml for git repo https://github.com/DistantTravellr/rust_torrent_heartbeat written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate git repo https://github.com/DistantTravellr/rust_torrent_heartbeat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded serde_bencode v0.2.3
[INFO] [stderr]   Downloaded serde_bencoded v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31fada06adde20bf62777757be1e5233a55ae4f0e0d55832fa2866f9221bf508
[INFO] running `Command { std: "docker" "start" "-a" "31fada06adde20bf62777757be1e5233a55ae4f0e0d55832fa2866f9221bf508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31fada06adde20bf62777757be1e5233a55ae4f0e0d55832fa2866f9221bf508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fada06adde20bf62777757be1e5233a55ae4f0e0d55832fa2866f9221bf508", kill_on_drop: false }`
[INFO] [stdout] 31fada06adde20bf62777757be1e5233a55ae4f0e0d55832fa2866f9221bf508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6ce7bdbeb4c70d0e565ce3dd3cbdef28d81d10259d68585d3f0a0cf0b5a354c
[INFO] running `Command { std: "docker" "start" "-a" "a6ce7bdbeb4c70d0e565ce3dd3cbdef28d81d10259d68585d3f0a0cf0b5a354c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking serde_bencoded v0.3.1
[INFO] [stderr]     Checking serde_bencode v0.2.3
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.9
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.8
[INFO] [stderr]     Checking torrent_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Ipv4Addr`, `SocketAddr`
[INFO] [stdout]  --> src/torrent_struct.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{IpAddr, Ipv4Addr, SocketAddr};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ipv4Addr`, `SocketAddr`
[INFO] [stdout]  --> src/torrent_struct.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{IpAddr, Ipv4Addr, SocketAddr};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Announce`
[INFO] [stdout]   --> src/torrent_struct.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) struct Announce {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Announce`
[INFO] [stdout]   --> src/torrent_struct.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) struct Announce {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "a6ce7bdbeb4c70d0e565ce3dd3cbdef28d81d10259d68585d3f0a0cf0b5a354c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ce7bdbeb4c70d0e565ce3dd3cbdef28d81d10259d68585d3f0a0cf0b5a354c", kill_on_drop: false }`
[INFO] [stdout] a6ce7bdbeb4c70d0e565ce3dd3cbdef28d81d10259d68585d3f0a0cf0b5a354c