[INFO] cloning repository https://github.com/yuki-uchida/rust-stun-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuki-uchida/rust-stun-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuki-uchida%2Frust-stun-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuki-uchida%2Frust-stun-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f74bd39743e8ff122213cad237c134707f5a921b
[INFO] testing yuki-uchida/rust-stun-practice against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuki-uchida%2Frust-stun-practice" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuki-uchida/rust-stun-practice on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuki-uchida/rust-stun-practice
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/yuki-uchida/rust-stun-practice
[INFO] tweaked toml for git repo https://github.com/yuki-uchida/rust-stun-practice written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/yuki-uchida/rust-stun-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 573dce7049dac815fbb8766fc9eed2ef56d857606e1121d7d07d6853bf623ba8
[INFO] running `Command { std: "docker" "start" "-a" "573dce7049dac815fbb8766fc9eed2ef56d857606e1121d7d07d6853bf623ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "573dce7049dac815fbb8766fc9eed2ef56d857606e1121d7d07d6853bf623ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573dce7049dac815fbb8766fc9eed2ef56d857606e1121d7d07d6853bf623ba8", kill_on_drop: false }`
[INFO] [stdout] 573dce7049dac815fbb8766fc9eed2ef56d857606e1121d7d07d6853bf623ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 5260a740740e8d03e05fcdc5965bd92a376e74a513092f6e9dca21a780f19a79
[INFO] running `Command { std: "docker" "start" "-a" "5260a740740e8d03e05fcdc5965bd92a376e74a513092f6e9dca21a780f19a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling stun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/message.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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 variable: `ipv6`
[INFO] [stdout]   --> src/message.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |             IpAddr::V6(ipv6) => { /* handle IPv6 */ }
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_ipv6`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.32s
[INFO] running `Command { std: "docker" "inspect" "5260a740740e8d03e05fcdc5965bd92a376e74a513092f6e9dca21a780f19a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5260a740740e8d03e05fcdc5965bd92a376e74a513092f6e9dca21a780f19a79", kill_on_drop: false }`
[INFO] [stdout] 5260a740740e8d03e05fcdc5965bd92a376e74a513092f6e9dca21a780f19a79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf75a0dd3864554810b0d52705edcca26d744518bbb273f865199edce0818420
[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" "cf75a0dd3864554810b0d52705edcca26d744518bbb273f865199edce0818420", kill_on_drop: false }`
[INFO] [stderr]    Compiling stun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/message.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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 variable: `ipv6`
[INFO] [stdout]   --> src/message.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |             IpAddr::V6(ipv6) => { /* handle IPv6 */ }
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_ipv6`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/message.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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 variable: `ipv6`
[INFO] [stdout]   --> src/message.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |             IpAddr::V6(ipv6) => { /* handle IPv6 */ }
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_ipv6`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "cf75a0dd3864554810b0d52705edcca26d744518bbb273f865199edce0818420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf75a0dd3864554810b0d52705edcca26d744518bbb273f865199edce0818420", kill_on_drop: false }`
[INFO] [stdout] cf75a0dd3864554810b0d52705edcca26d744518bbb273f865199edce0818420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 17d9cc75715c3b4bbde596d9b9d0ba05d0f3c55a57f79d0b58a23b05c378a701
[INFO] running `Command { std: "docker" "start" "-a" "17d9cc75715c3b4bbde596d9b9d0ba05d0f3c55a57f79d0b58a23b05c378a701", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Ipv4Addr`
[INFO] [stderr]  --> src/message.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{IpAddr, Ipv4Addr, SocketAddr};
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ipv6`
[INFO] [stderr]   --> src/message.rs:64:24
[INFO] [stderr]    |
[INFO] [stderr] 64 |             IpAddr::V6(ipv6) => { /* handle IPv6 */ }
[INFO] [stderr]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_ipv6`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stun` (lib) generated 2 warnings
[INFO] [stderr] warning: `stun` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stun-94a3b6272a1cdde6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stun
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17d9cc75715c3b4bbde596d9b9d0ba05d0f3c55a57f79d0b58a23b05c378a701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d9cc75715c3b4bbde596d9b9d0ba05d0f3c55a57f79d0b58a23b05c378a701", kill_on_drop: false }`
[INFO] [stdout] 17d9cc75715c3b4bbde596d9b9d0ba05d0f3c55a57f79d0b58a23b05c378a701