[INFO] cloning repository https://github.com/QnnOkabayashi/rust-course-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/QnnOkabayashi/rust-course-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQnnOkabayashi%2Frust-course-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQnnOkabayashi%2Frust-course-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cce63c528d94dcdc2383ddbcccf8cabbfb50e556
[INFO] testing QnnOkabayashi/rust-course-server against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQnnOkabayashi%2Frust-course-server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/QnnOkabayashi/rust-course-server on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/QnnOkabayashi/rust-course-server
[INFO] finished tweaking git repo https://github.com/QnnOkabayashi/rust-course-server
[INFO] tweaked toml for git repo https://github.com/QnnOkabayashi/rust-course-server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/QnnOkabayashi/rust-course-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/QnnOkabayashi/rust-course-utils`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c4ac475782b327717a2da08fa66b1c847398562e46601aebf68c54ae458439a
[INFO] running `Command { std: "docker" "start" "-a" "7c4ac475782b327717a2da08fa66b1c847398562e46601aebf68c54ae458439a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c4ac475782b327717a2da08fa66b1c847398562e46601aebf68c54ae458439a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4ac475782b327717a2da08fa66b1c847398562e46601aebf68c54ae458439a", kill_on_drop: false }`
[INFO] [stdout] 7c4ac475782b327717a2da08fa66b1c847398562e46601aebf68c54ae458439a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bb5c15a2ea45afe255805ec221342940cad82105b9802fb9f4cb3f95699f1cc
[INFO] running `Command { std: "docker" "start" "-a" "6bb5c15a2ea45afe255805ec221342940cad82105b9802fb9f4cb3f95699f1cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling cursor v0.1.0 (https://github.com/QnnOkabayashi/rust-course-utils#c623f669)
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Utf8Error`
[INFO] [stdout]  --> src/error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::Utf8Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `byte`, `integer`, `line`, `size`, `slice`
[INFO] [stdout]  --> src/frame.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cursor::{byte, integer, line, size, slice};
[INFO] [stdout]   |              ^^^^  ^^^^^^^  ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]  --> src/frame.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::from_utf8;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/frame.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn check(src: &mut Cursor<&[u8]>) -> Result<(), ParseError> {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/frame.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn decode(src: &mut Cursor<&[u8]>) -> Result<Self, ParseError> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FrameType` is never constructed
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum ParseError {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 6 |     Cursor(CursorError),
[INFO] [stdout] 7 |     FrameType(u8),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Simple` is never constructed
[INFO] [stdout]  --> src/frame.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Frame {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 8 |     Simple(String),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `check` and `decode` are never used
[INFO] [stdout]   --> src/frame.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Frame {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 13 |     pub fn check(src: &mut Cursor<&[u8]>) -> Result<(), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn decode(src: &mut Cursor<&[u8]>) -> Result<Self, ParseError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "6bb5c15a2ea45afe255805ec221342940cad82105b9802fb9f4cb3f95699f1cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb5c15a2ea45afe255805ec221342940cad82105b9802fb9f4cb3f95699f1cc", kill_on_drop: false }`
[INFO] [stdout] 6bb5c15a2ea45afe255805ec221342940cad82105b9802fb9f4cb3f95699f1cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1ad1a1011c3ef35ddd76e84e2c1135ec23a44b1509c39175795489ebc3e7d3f
[INFO] running `Command { std: "docker" "start" "-a" "e1ad1a1011c3ef35ddd76e84e2c1135ec23a44b1509c39175795489ebc3e7d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Utf8Error`
[INFO] [stdout]  --> src/error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::Utf8Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `byte`, `integer`, `line`, `size`, `slice`
[INFO] [stdout]  --> src/frame.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cursor::{byte, integer, line, size, slice};
[INFO] [stdout]   |              ^^^^  ^^^^^^^  ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]  --> src/frame.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::from_utf8;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/frame.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn check(src: &mut Cursor<&[u8]>) -> Result<(), ParseError> {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/frame.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn decode(src: &mut Cursor<&[u8]>) -> Result<Self, ParseError> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FrameType` is never constructed
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum ParseError {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 6 |     Cursor(CursorError),
[INFO] [stdout] 7 |     FrameType(u8),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Simple` is never constructed
[INFO] [stdout]  --> src/frame.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Frame {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 8 |     Simple(String),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `decode` is never used
[INFO] [stdout]   --> src/frame.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Frame {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn decode(src: &mut Cursor<&[u8]>) -> Result<Self, ParseError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "e1ad1a1011c3ef35ddd76e84e2c1135ec23a44b1509c39175795489ebc3e7d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ad1a1011c3ef35ddd76e84e2c1135ec23a44b1509c39175795489ebc3e7d3f", kill_on_drop: false }`
[INFO] [stdout] e1ad1a1011c3ef35ddd76e84e2c1135ec23a44b1509c39175795489ebc3e7d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fa366fbb29ca158b73a7118c9378e42c20d41529b62d647e62ecb9b620bf15e
[INFO] running `Command { std: "docker" "start" "-a" "9fa366fbb29ca158b73a7118c9378e42c20d41529b62d647e62ecb9b620bf15e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::str::Utf8Error`
[INFO] [stderr]  --> src/error.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::Utf8Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `byte`, `integer`, `line`, `size`, `slice`
[INFO] [stderr]  --> src/frame.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cursor::{byte, integer, line, size, slice};
[INFO] [stderr]   |              ^^^^  ^^^^^^^  ^^^^  ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::from_utf8`
[INFO] [stderr]  --> src/frame.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::from_utf8;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/frame.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn check(src: &mut Cursor<&[u8]>) -> Result<(), ParseError> {
[INFO] [stderr]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/frame.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn decode(src: &mut Cursor<&[u8]>) -> Result<Self, ParseError> {
[INFO] [stderr]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `FrameType` is never constructed
[INFO] [stderr]  --> src/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum ParseError {
[INFO] [stderr]   |          ---------- variant in this enum
[INFO] [stderr] 6 |     Cursor(CursorError),
[INFO] [stderr] 7 |     FrameType(u8),
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Simple` is never constructed
[INFO] [stderr]  --> src/frame.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum Frame {
[INFO] [stderr]   |          ----- variant in this enum
[INFO] [stderr] 8 |     Simple(String),
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `decode` is never used
[INFO] [stderr]   --> src/frame.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Frame {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub fn decode(src: &mut Cursor<&[u8]>) -> Result<Self, ParseError> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `server` (bin "server" test) generated 8 warnings (run `cargo fix --bin "server" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/server-cfcfffec3b1438c7)
[INFO] [stdout] running 1 test
[INFO] [stdout] test frame::tests::test_check ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- frame::tests::test_check stdout ----
[INFO] [stdout] thread 'frame::tests::test_check' panicked at src/frame.rs:14:9:
[INFO] [stdout] not yet implemented: implement Frame::check
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5608e9ea5ddc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5608e9ea5ddc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5608e9ea5ddc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5608e9ea5ddc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5608e9ecf920 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5608e9ecf920 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5608e9ea378f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x5608e9ea5bc4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5608e9ea5bc4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5608e9ea7887 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x5608e9ea7573 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5608e9e77f87 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5608e9e77f87 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5608e9ea7e98 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x5608e9ea7e98 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5608e9ea7bb9 - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:649:13
[INFO] [stdout]   16:     0x5608e9ea62a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x5608e9ea7952 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5608e9e42ce5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5608e9e44511 - server::frame::Frame::check::h40b21a75b2c7f198
[INFO] [stdout]                                at /opt/rustwide/workdir/src/frame.rs:14:9
[INFO] [stdout]   20:     0x5608e9e44583 - server::frame::tests::test_check::h1d4f8ee83c27908e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/frame.rs:30:17
[INFO] [stdout]   21:     0x5608e9e44537 - server::frame::tests::test_check::{{closure}}::h7d48308a6f8c5210
[INFO] [stdout]                                at /opt/rustwide/workdir/src/frame.rs:27:20
[INFO] [stdout]   22:     0x5608e9e43766 - core::ops::function::FnOnce::call_once::ha95be91a2a838f9e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5608e9e7d5df - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5608e9e7d5df - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   25:     0x5608e9e7c5f5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   26:     0x5608e9e7c5f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5608e9e7c5f5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x5608e9e7c5f5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   29:     0x5608e9e7c5f5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   30:     0x5608e9e7c5f5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   31:     0x5608e9e7c5f5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   32:     0x5608e9e448b6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   33:     0x5608e9e448b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   34:     0x5608e9e49967 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   35:     0x5608e9e49967 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5608e9e49967 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x5608e9e49967 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x5608e9e49967 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x5608e9e49967 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   40:     0x5608e9e49967 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5608e9eac925 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   42:     0x5608e9eac925 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x5608e9eac925 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7f7da7cd2ac3 - <unknown>
[INFO] [stdout]   45:     0x7f7da7d63bf4 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     frame::tests::test_check
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin server`
[INFO] running `Command { std: "docker" "inspect" "9fa366fbb29ca158b73a7118c9378e42c20d41529b62d647e62ecb9b620bf15e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa366fbb29ca158b73a7118c9378e42c20d41529b62d647e62ecb9b620bf15e", kill_on_drop: false }`
[INFO] [stdout] 9fa366fbb29ca158b73a7118c9378e42c20d41529b62d647e62ecb9b620bf15e
