[INFO] cloning repository https://github.com/AndyBitz/rust-http-server-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndyBitz/rust-http-server-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyBitz%2Frust-http-server-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyBitz%2Frust-http-server-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7be028f92ad8af424f33922c4b2add61ed61fee8
[INFO] testing AndyBitz/rust-http-server-test against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndyBitz%2Frust-http-server-test" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndyBitz/rust-http-server-test 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/AndyBitz/rust-http-server-test
[INFO] finished tweaking git repo https://github.com/AndyBitz/rust-http-server-test
[INFO] tweaked toml for git repo https://github.com/AndyBitz/rust-http-server-test written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/AndyBitz/rust-http-server-test 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] bd8cc10d786ce6f399189abe4463abbe736b42b9a1ff43d4d242d33e21e0dfa5
[INFO] running `Command { std: "docker" "start" "-a" "bd8cc10d786ce6f399189abe4463abbe736b42b9a1ff43d4d242d33e21e0dfa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd8cc10d786ce6f399189abe4463abbe736b42b9a1ff43d4d242d33e21e0dfa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8cc10d786ce6f399189abe4463abbe736b42b9a1ff43d4d242d33e21e0dfa5", kill_on_drop: false }`
[INFO] [stdout] bd8cc10d786ce6f399189abe4463abbe736b42b9a1ff43d4d242d33e21e0dfa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 2ee723f12603a97fb26d0741572ef09458f957b6d24b064e8344d5fda3cc8377
[INFO] running `Command { std: "docker" "start" "-a" "2ee723f12603a97fb26d0741572ef09458f957b6d24b064e8344d5fda3cc8377", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]   --> src/request/mod.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_tls(buffer: &mut Vec<u8>, stream: TcpStream) -> Self {
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/request/mod.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_tls(buffer: &mut Vec<u8>, stream: TcpStream) -> Self {
[INFO] [stdout]    |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_tls`
[INFO] [stdout]  --> src/request/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     is_tls: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]   --> src/request/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     body: Option<BufReader<TcpStream>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "2ee723f12603a97fb26d0741572ef09458f957b6d24b064e8344d5fda3cc8377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee723f12603a97fb26d0741572ef09458f957b6d24b064e8344d5fda3cc8377", kill_on_drop: false }`
[INFO] [stdout] 2ee723f12603a97fb26d0741572ef09458f957b6d24b064e8344d5fda3cc8377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 2d42133f7448f0dce6c31a349b5bd91d50c8c23cf6a18de4d4fdd452ca2c9887
[INFO] running `Command { std: "docker" "start" "-a" "2d42133f7448f0dce6c31a349b5bd91d50c8c23cf6a18de4d4fdd452ca2c9887", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]   --> src/request/mod.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_tls(buffer: &mut Vec<u8>, stream: TcpStream) -> Self {
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/request/mod.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn from_tls(buffer: &mut Vec<u8>, stream: TcpStream) -> Self {
[INFO] [stdout]    |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_tls`
[INFO] [stdout]  --> src/request/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     is_tls: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]   --> src/request/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     body: Option<BufReader<TcpStream>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d42133f7448f0dce6c31a349b5bd91d50c8c23cf6a18de4d4fdd452ca2c9887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d42133f7448f0dce6c31a349b5bd91d50c8c23cf6a18de4d4fdd452ca2c9887", kill_on_drop: false }`
[INFO] [stdout] 2d42133f7448f0dce6c31a349b5bd91d50c8c23cf6a18de4d4fdd452ca2c9887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 60bc5a0bc614d2110748f0341a437ec343f49a2673f730a5f1772dac1a18ede5
[INFO] running `Command { std: "docker" "start" "-a" "60bc5a0bc614d2110748f0341a437ec343f49a2673f730a5f1772dac1a18ede5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `buffer`
[INFO] [stderr]   --> src/request/mod.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn from_tls(buffer: &mut Vec<u8>, stream: TcpStream) -> Self {
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/request/mod.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn from_tls(buffer: &mut Vec<u8>, stream: TcpStream) -> Self {
[INFO] [stderr]    |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `is_tls`
[INFO] [stderr]  --> src/request/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     is_tls: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `body`
[INFO] [stderr]   --> src/request/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     body: Option<BufReader<TcpStream>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-server` (bin "rust-server" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_server-da66684ccb7fac98)
[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" "60bc5a0bc614d2110748f0341a437ec343f49a2673f730a5f1772dac1a18ede5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60bc5a0bc614d2110748f0341a437ec343f49a2673f730a5f1772dac1a18ede5", kill_on_drop: false }`
[INFO] [stdout] 60bc5a0bc614d2110748f0341a437ec343f49a2673f730a5f1772dac1a18ede5