[INFO] cloning repository https://github.com/ZaWaaarudo/prototype
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZaWaaarudo/prototype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZaWaaarudo%2Fprototype", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZaWaaarudo%2Fprototype'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8c0b1c73936a652c7d8e3cc2cf48b2041a4e3dc
[INFO] testing ZaWaaarudo/prototype against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZaWaaarudo%2Fprototype" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZaWaaarudo/prototype on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZaWaaarudo/prototype
[INFO] finished tweaking git repo https://github.com/ZaWaaarudo/prototype
[INFO] tweaked toml for git repo https://github.com/ZaWaaarudo/prototype written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ZaWaaarudo/prototype already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scoped-tls-hkt v0.1.2
[INFO] [stderr]   Downloaded kv-log-macro v1.0.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.12
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.62
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.62
[INFO] [stderr]   Downloaded syn v1.0.23
[INFO] [stderr]   Downloaded wepoll-binding v2.0.2
[INFO] [stderr]   Downloaded js-sys v0.3.39
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.2
[INFO] [stderr]   Downloaded piper v0.1.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.62
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded bumpalo v3.3.0
[INFO] [stderr]   Downloaded web-sys v0.3.39
[INFO] [stderr]   Downloaded smol v0.1.10
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.62
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded pin-project-internal v0.4.17
[INFO] [stderr]   Downloaded async-std v1.6.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.62
[INFO] [stderr]   Downloaded pin-project v0.4.17
[INFO] [stderr]   Downloaded once_cell v1.3.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded wepoll-sys v2.0.0
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.4
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.15
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 765219d5f892f86e9cc118ec5c5e44c56f3bf9acf81b2aad9a3d595562f36088
[INFO] running `Command { std: "docker" "start" "-a" "765219d5f892f86e9cc118ec5c5e44c56f3bf9acf81b2aad9a3d595562f36088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "765219d5f892f86e9cc118ec5c5e44c56f3bf9acf81b2aad9a3d595562f36088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765219d5f892f86e9cc118ec5c5e44c56f3bf9acf81b2aad9a3d595562f36088", kill_on_drop: false }`
[INFO] [stdout] 765219d5f892f86e9cc118ec5c5e44c56f3bf9acf81b2aad9a3d595562f36088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c855b1e8cf3a9b6a8af0f3aeebaed8ee705705d6b05cac98aa1fef2b56363e3
[INFO] running `Command { std: "docker" "start" "-a" "0c855b1e8cf3a9b6a8af0f3aeebaed8ee705705d6b05cac98aa1fef2b56363e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling piper v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling smol v0.1.10
[INFO] [stderr]    Compiling async-std v1.6.0
[INFO] [stderr]    Compiling prototype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/network.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let key = greet_connection(&mut write_buffer).await;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Player`
[INFO] [stdout]  --> src/player.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Player {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `Greet`
[INFO] [stdout]  --> src/player.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn Greet() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Greet` should have a snake case name
[INFO] [stdout]  --> src/player.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn Greet() {
[INFO] [stdout]   |        ^^^^^ help: convert the identifier to snake case: `greet`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.94s
[INFO] running `Command { std: "docker" "inspect" "0c855b1e8cf3a9b6a8af0f3aeebaed8ee705705d6b05cac98aa1fef2b56363e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c855b1e8cf3a9b6a8af0f3aeebaed8ee705705d6b05cac98aa1fef2b56363e3", kill_on_drop: false }`
[INFO] [stdout] 0c855b1e8cf3a9b6a8af0f3aeebaed8ee705705d6b05cac98aa1fef2b56363e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f697eb77a9a3685e52bfa551b26a92eb331394f6528e807e2ab966042d688093
[INFO] running `Command { std: "docker" "start" "-a" "f697eb77a9a3685e52bfa551b26a92eb331394f6528e807e2ab966042d688093", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/network.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let key = greet_connection(&mut write_buffer).await;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Player`
[INFO] [stdout]  --> src/player.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Player {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `Greet`
[INFO] [stdout]  --> src/player.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn Greet() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Greet` should have a snake case name
[INFO] [stdout]  --> src/player.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn Greet() {
[INFO] [stdout]   |        ^^^^^ help: convert the identifier to snake case: `greet`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "f697eb77a9a3685e52bfa551b26a92eb331394f6528e807e2ab966042d688093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f697eb77a9a3685e52bfa551b26a92eb331394f6528e807e2ab966042d688093", kill_on_drop: false }`
[INFO] [stdout] f697eb77a9a3685e52bfa551b26a92eb331394f6528e807e2ab966042d688093
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c02b7dc18c86b4414fa5c72029253021fb71c4823aaaa1263454e21d9446dd9
[INFO] running `Command { std: "docker" "start" "-a" "4c02b7dc18c86b4414fa5c72029253021fb71c4823aaaa1263454e21d9446dd9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/network.rs:81:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 81 |     let key = greet_connection(&mut write_buffer).await;
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Player`
[INFO] [stderr]  --> src/player.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Player {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Greet`
[INFO] [stderr]  --> src/player.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn Greet() {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Greet` should have a snake case name
[INFO] [stderr]  --> src/player.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn Greet() {
[INFO] [stderr]   |        ^^^^^ help: convert the identifier to snake case: `greet`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `prototype` (bin "prototype" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prototype-4fe8341b470f430b)
[INFO] running `Command { std: "docker" "inspect" "4c02b7dc18c86b4414fa5c72029253021fb71c4823aaaa1263454e21d9446dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c02b7dc18c86b4414fa5c72029253021fb71c4823aaaa1263454e21d9446dd9", kill_on_drop: false }`
[INFO] [stdout] 4c02b7dc18c86b4414fa5c72029253021fb71c4823aaaa1263454e21d9446dd9