[INFO] cloning repository https://github.com/morr0ne/leech
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/morr0ne/leech" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorr0ne%2Fleech", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorr0ne%2Fleech'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af8f10fd2e5f3046123047187745c4fe8350ba18
[INFO] checking morr0ne/leech against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmorr0ne%2Fleech" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/morr0ne/leech on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/morr0ne/leech
[INFO] finished tweaking git repo https://github.com/morr0ne/leech
[INFO] tweaked toml for git repo https://github.com/morr0ne/leech written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/morr0ne/leech already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d445b5dd555a2850a950b02b2342e97be18890238ee74a3304518d014a597c
[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" "53d445b5dd555a2850a950b02b2342e97be18890238ee74a3304518d014a597c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d445b5dd555a2850a950b02b2342e97be18890238ee74a3304518d014a597c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d445b5dd555a2850a950b02b2342e97be18890238ee74a3304518d014a597c", kill_on_drop: false }`
[INFO] [stdout] 53d445b5dd555a2850a950b02b2342e97be18890238ee74a3304518d014a597c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b3bfc7741c34becbe9a5065559bf05eded1ae9281100d598bf939fd5423af50
[INFO] running `Command { std: "docker" "start" "-a" "2b3bfc7741c34becbe9a5065559bf05eded1ae9281100d598bf939fd5423af50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling tokio v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking http v0.2.2
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bendy v0.3.3
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking hyper v0.14.2
[INFO] [stderr]     Checking leech_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> core/lib.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsString`, `Error as DecodingError`, `Error as EncodingError`, `Object`, `ResultExt`, `SingleItemEncoder`, `ToBencode`
[INFO] [stdout]  --> core/lib.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     decoding::{Error as DecodingError, FromBencode, Object, ResultExt},
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 4 |     encoding::{AsString, Error as EncodingError, SingleItemEncoder, ToBencode},
[INFO] [stdout]   |                ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> core/lib.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsString`, `Error as DecodingError`, `Error as EncodingError`, `Object`, `ResultExt`, `SingleItemEncoder`, `ToBencode`
[INFO] [stdout]  --> core/lib.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     decoding::{Error as DecodingError, FromBencode, Object, ResultExt},
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 4 |     encoding::{AsString, Error as EncodingError, SingleItemEncoder, ToBencode},
[INFO] [stdout]   |                ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEEP_ALIVE`
[INFO] [stdout]   --> core/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     const KEEP_ALIVE: [u8; 4] = [0, 0, 0, 0];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEEP_ALIVE`
[INFO] [stdout]   --> core/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     const KEEP_ALIVE: [u8; 4] = [0, 0, 0, 0];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHOKE`
[INFO] [stdout]   --> core/lib.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     const CHOKE: [u8; 5] = [0, 0, 0, 0, 1];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHOKE`
[INFO] [stdout]   --> core/lib.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     const CHOKE: [u8; 5] = [0, 0, 0, 0, 1];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UNCHOKE`
[INFO] [stdout]   --> core/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     const UNCHOKE: [u8; 5] = [0, 0, 0, 1, 1];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UNCHOKE`
[INFO] [stdout]   --> core/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     const UNCHOKE: [u8; 5] = [0, 0, 0, 1, 1];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INTERESTED`
[INFO] [stdout]   --> core/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     const INTERESTED: [u8; 5] = [0, 0, 0, 1, 2];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INTERESTED`
[INFO] [stdout]   --> core/lib.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     const INTERESTED: [u8; 5] = [0, 0, 0, 1, 2];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NOT_INTERESTED`
[INFO] [stdout]   --> core/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     const NOT_INTERESTED: [u8; 5] = [0, 0, 0, 1, 3];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NOT_INTERESTED`
[INFO] [stdout]   --> core/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     const NOT_INTERESTED: [u8; 5] = [0, 0, 0, 1, 3];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_have_message`
[INFO] [stdout]    --> core/lib.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn build_have_message(piece_index: u32) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_have_message`
[INFO] [stdout]    --> core/lib.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn build_have_message(piece_index: u32) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_request_message`
[INFO] [stdout]    --> core/lib.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn build_request_message(index: u32, begin: u32, length: u32) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_request_message`
[INFO] [stdout]    --> core/lib.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn build_request_message(index: u32, begin: u32, length: u32) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_cancel_message`
[INFO] [stdout]    --> core/lib.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn build_cancel_message(index: u32, begin: u32, length: u32) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_cancel_message`
[INFO] [stdout]    --> core/lib.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn build_cancel_message(index: u32, begin: u32, length: u32) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_port_message`
[INFO] [stdout]    --> core/lib.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn build_port_message(listen_port: u16) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_port_message`
[INFO] [stdout]    --> core/lib.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn build_port_message(listen_port: u16) -> Bytes {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leech v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "2b3bfc7741c34becbe9a5065559bf05eded1ae9281100d598bf939fd5423af50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3bfc7741c34becbe9a5065559bf05eded1ae9281100d598bf939fd5423af50", kill_on_drop: false }`
[INFO] [stdout] 2b3bfc7741c34becbe9a5065559bf05eded1ae9281100d598bf939fd5423af50