[INFO] fetching crate async-fcgi 0.1.0...
[INFO] checking async-fcgi-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate async-fcgi 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate async-fcgi 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-fcgi 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate async-fcgi 0.1.0
[INFO] tweaked toml for crates.io crate async-fcgi 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate async-fcgi 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d5aca9f749fa2998eb153615af5042f5e2867e5f6dccb9322762a154b369c55
[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" "6d5aca9f749fa2998eb153615af5042f5e2867e5f6dccb9322762a154b369c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5aca9f749fa2998eb153615af5042f5e2867e5f6dccb9322762a154b369c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5aca9f749fa2998eb153615af5042f5e2867e5f6dccb9322762a154b369c55", kill_on_drop: false }`
[INFO] [stdout] 6d5aca9f749fa2998eb153615af5042f5e2867e5f6dccb9322762a154b369c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d1861dbb5e09b4e9ba295a4dc3afc358c841074ef13c11c286d886559b20c68
[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" "8d1861dbb5e09b4e9ba295a4dc3afc358c841074ef13c11c286d886559b20c68", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking async-fcgi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `role`
[INFO] [stdout]   --> src/fastcgi.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     role: u16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flags`
[INFO] [stdout]   --> src/fastcgi.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     flags: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rtype`
[INFO] [stdout]   --> src/fastcgi.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     rtype: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `header`
[INFO] [stdout]   --> src/fastcgi.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     header: Header,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `HEADER_LEN`
[INFO] [stdout]    --> src/fastcgi.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     const HEADER_LEN: usize = 8;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `ABORT_REQUEST`
[INFO] [stdout]    --> src/fastcgi.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     const ABORT_REQUEST: u8 = 2;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `END_REQUEST`
[INFO] [stdout]    --> src/fastcgi.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     const END_REQUEST: u8 = 3;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `STDOUT`
[INFO] [stdout]    --> src/fastcgi.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     const STDOUT: u8 = 6;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `STDERR`
[INFO] [stdout]    --> src/fastcgi.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     const STDERR: u8 = 7;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `DATA`
[INFO] [stdout]    --> src/fastcgi.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     const DATA: u8 = 8;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `UNKNOWN_TYPE`
[INFO] [stdout]    --> src/fastcgi.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     const UNKNOWN_TYPE: u8 = 11;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_into`
[INFO] [stdout]    --> src/fastcgi.rs:315:8
[INFO] [stdout]     |
[INFO] [stdout] 315 |     fn write_into(self, data: &mut BytesMut)
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/fastcgi.rs:325:8
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn parse(data: &mut Bytes) -> Header
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_request_id`
[INFO] [stdout]    --> src/fastcgi.rs:361:19
[INFO] [stdout]     |
[INFO] [stdout] 361 |     pub(crate) fn get_request_id(&self) -> u16 {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]    --> src/fastcgi.rs:366:19
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub(crate) fn read(data: &mut Bytes) -> Option<Record>
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `abort`
[INFO] [stdout]    --> src/fastcgi.rs:403:19
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub(crate) fn abort(request_id: u16) -> Record {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append`
[INFO] [stdout]    --> src/fastcgi.rs:416:19
[INFO] [stdout]     |
[INFO] [stdout] 416 |     pub(crate) fn append(self, buf: &mut BufList<Bytes>)
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_bytes`
[INFO] [stdout]    --> src/fastcgi.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |     pub(crate) fn from_bytes(buf: Bytes) -> NVBody {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append_records`
[INFO] [stdout]    --> src/fastcgi.rs:586:19
[INFO] [stdout]     |
[INFO] [stdout] 586 |     pub(crate) fn append_records(self, rtype: u8, request_id: u16, wbuf: &mut BufList<Bytes>) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_into`
[INFO] [stdout]    --> src/fastcgi.rs:614:8
[INFO] [stdout]     |
[INFO] [stdout] 614 |     fn write_into(self, data: &mut BytesMut)
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/fastcgi.rs:626:8
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn parse(mut data: Bytes) -> EndRequestBody
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append`
[INFO] [stdout]   --> src/bufvec.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub(crate) fn append(&mut self, mut other: BufList<T>) {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `oldest`
[INFO] [stdout]   --> src/bufvec.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn oldest(&mut self) -> Option<T> {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stdout] warning: field is never read: `rtype`
[INFO] [stdout]   --> src/fastcgi.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     rtype: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `ABORT_REQUEST`
[INFO] [stdout]    --> src/fastcgi.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     const ABORT_REQUEST: u8 = 2;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `END_REQUEST`
[INFO] [stdout]    --> src/fastcgi.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     const END_REQUEST: u8 = 3;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `STDOUT`
[INFO] [stdout]    --> src/fastcgi.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     const STDOUT: u8 = 6;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `STDERR`
[INFO] [stdout]    --> src/fastcgi.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     const STDERR: u8 = 7;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `DATA`
[INFO] [stdout]    --> src/fastcgi.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     const DATA: u8 = 8;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `UNKNOWN_TYPE`
[INFO] [stdout]    --> src/fastcgi.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     const UNKNOWN_TYPE: u8 = 11;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/fastcgi.rs:325:8
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn parse(data: &mut Bytes) -> Header
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_request_id`
[INFO] [stdout]    --> src/fastcgi.rs:361:19
[INFO] [stdout]     |
[INFO] [stdout] 361 |     pub(crate) fn get_request_id(&self) -> u16 {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]    --> src/fastcgi.rs:366:19
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub(crate) fn read(data: &mut Bytes) -> Option<Record>
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `abort`
[INFO] [stdout]    --> src/fastcgi.rs:403:19
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub(crate) fn abort(request_id: u16) -> Record {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_bytes`
[INFO] [stdout]    --> src/fastcgi.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |     pub(crate) fn from_bytes(buf: Bytes) -> NVBody {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `append_records`
[INFO] [stdout]    --> src/fastcgi.rs:586:19
[INFO] [stdout]     |
[INFO] [stdout] 586 |     pub(crate) fn append_records(self, rtype: u8, request_id: u16, wbuf: &mut BufList<Bytes>) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/fastcgi.rs:626:8
[INFO] [stdout]     |
[INFO] [stdout] 626 |     fn parse(mut data: Bytes) -> EndRequestBody
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `oldest`
[INFO] [stdout]   --> src/bufvec.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(crate) fn oldest(&mut self) -> Option<T> {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.46s
[INFO] running `Command { std: "docker" "inspect" "8d1861dbb5e09b4e9ba295a4dc3afc358c841074ef13c11c286d886559b20c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1861dbb5e09b4e9ba295a4dc3afc358c841074ef13c11c286d886559b20c68", kill_on_drop: false }`
[INFO] [stdout] 8d1861dbb5e09b4e9ba295a4dc3afc358c841074ef13c11c286d886559b20c68