[INFO] fetching crate quik-core 0.0.8...
[INFO] checking quik-core-0.0.8 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate quik-core 0.0.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate quik-core 0.0.8
[INFO] finished tweaking crates.io crate quik-core 0.0.8
[INFO] tweaked toml for crates.io crate quik-core 0.0.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quik-core 0.0.8 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10fda94cada74aaaa6fa0b804a1f0426357064a380686b6421bbfdcbc40a1f69
[INFO] running `Command { std: "docker" "start" "-a" "10fda94cada74aaaa6fa0b804a1f0426357064a380686b6421bbfdcbc40a1f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10fda94cada74aaaa6fa0b804a1f0426357064a380686b6421bbfdcbc40a1f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10fda94cada74aaaa6fa0b804a1f0426357064a380686b6421bbfdcbc40a1f69", kill_on_drop: false }`
[INFO] [stdout] 10fda94cada74aaaa6fa0b804a1f0426357064a380686b6421bbfdcbc40a1f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 189f07e59e3dc1ae299bbc0e3ee7e6e77ae7c85f3d9de8eb4c15ab457c9c0627
[INFO] running `Command { std: "docker" "start" "-a" "189f07e59e3dc1ae299bbc0e3ee7e6e77ae7c85f3d9de8eb4c15ab457c9c0627", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking quik-util v0.0.8
[INFO] [stderr]     Checking quik-core v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_as_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_as_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/packet.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     let length = VarInt::parse(&mut data)?; // TODO use this
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/packet.rs:145:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |                     let length = VarInt::parse(&mut data)?; // TODO use this
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/packet.rs:161:25
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let length = VarInt::parse(&mut data)?; // TODO use this
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/transport.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn send(&self, data: &[u8]) {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Connection` is never constructed
[INFO] [stdout]   --> src/transport.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Connection<C: Crypto, I: Io, H: Handler> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `io` is never read
[INFO] [stdout]   --> src/transport.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Connection<C: Crypto, I: Io, H: Handler> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 17 |     crypto: C,
[INFO] [stdout] 18 |     io: I,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quik-core` (lib) due to 1 previous error; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/packet.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     let length = VarInt::parse(&mut data)?; // TODO use this
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/packet.rs:145:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |                     let length = VarInt::parse(&mut data)?; // TODO use this
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/packet.rs:161:25
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     let length = VarInt::parse(&mut data)?; // TODO use this
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/transport.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn send(&self, data: &[u8]) {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Connection` is never constructed
[INFO] [stdout]   --> src/transport.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Connection<C: Crypto, I: Io, H: Handler> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `io` is never read
[INFO] [stdout]   --> src/transport.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Connection<C: Crypto, I: Io, H: Handler> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 17 |     crypto: C,
[INFO] [stdout] 18 |     io: I,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quik-core` (lib test) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "189f07e59e3dc1ae299bbc0e3ee7e6e77ae7c85f3d9de8eb4c15ab457c9c0627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189f07e59e3dc1ae299bbc0e3ee7e6e77ae7c85f3d9de8eb4c15ab457c9c0627", kill_on_drop: false }`
[INFO] [stdout] 189f07e59e3dc1ae299bbc0e3ee7e6e77ae7c85f3d9de8eb4c15ab457c9c0627
