[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] 3f2b377da3eb69abe7f2760f5e6dfc2d4c1f6540
[INFO] testing yuki-uchida/rust-stun-practice against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuki-uchida%2Frust-stun-practice" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuki-uchida/rust-stun-practice on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-12/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded tokio v1.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f95135d05611268f525e83e3e384a7cde5185f91ea0b7e0f8b731102f379696f
[INFO] running `Command { std: "docker" "start" "-a" "f95135d05611268f525e83e3e384a7cde5185f91ea0b7e0f8b731102f379696f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f95135d05611268f525e83e3e384a7cde5185f91ea0b7e0f8b731102f379696f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95135d05611268f525e83e3e384a7cde5185f91ea0b7e0f8b731102f379696f", kill_on_drop: false }`
[INFO] [stdout] f95135d05611268f525e83e3e384a7cde5185f91ea0b7e0f8b731102f379696f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f7c05395de5e765e75a8ed8cfc3f09af74840f35a9641ddb81e81df366af6b
[INFO] running `Command { std: "docker" "start" "-a" "94f7c05395de5e765e75a8ed8cfc3f09af74840f35a9641ddb81e81df366af6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.13
[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 26.54s
[INFO] running `Command { std: "docker" "inspect" "94f7c05395de5e765e75a8ed8cfc3f09af74840f35a9641ddb81e81df366af6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f7c05395de5e765e75a8ed8cfc3f09af74840f35a9641ddb81e81df366af6b", kill_on_drop: false }`
[INFO] [stdout] 94f7c05395de5e765e75a8ed8cfc3f09af74840f35a9641ddb81e81df366af6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6336dbcf49d35c232dd2bd37f10cc634c3e1477992bf2e26e2d87e714389596
[INFO] running `Command { std: "docker" "start" "-a" "a6336dbcf49d35c232dd2bd37f10cc634c3e1477992bf2e26e2d87e714389596", 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 2.67s
[INFO] running `Command { std: "docker" "inspect" "a6336dbcf49d35c232dd2bd37f10cc634c3e1477992bf2e26e2d87e714389596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6336dbcf49d35c232dd2bd37f10cc634c3e1477992bf2e26e2d87e714389596", kill_on_drop: false }`
[INFO] [stdout] a6336dbcf49d35c232dd2bd37f10cc634c3e1477992bf2e26e2d87e714389596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c560102c7ab58e8a2c3fcc47ee3a0d0ad91f7b369dad8f2186d7ea8a3303b381
[INFO] running `Command { std: "docker" "start" "-a" "c560102c7ab58e8a2c3fcc47ee3a0d0ad91f7b369dad8f2186d7ea8a3303b381", 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-46ddd814005c4fd9)
[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] [stderr]    Doc-tests stun
[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" "c560102c7ab58e8a2c3fcc47ee3a0d0ad91f7b369dad8f2186d7ea8a3303b381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c560102c7ab58e8a2c3fcc47ee3a0d0ad91f7b369dad8f2186d7ea8a3303b381", kill_on_drop: false }`
[INFO] [stdout] c560102c7ab58e8a2c3fcc47ee3a0d0ad91f7b369dad8f2186d7ea8a3303b381