[INFO] updating cached repository https://github.com/wayslog/MagicHTTP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f051bba4ebb382dd13377e5c05971eb9fcf233d9
[INFO] checking wayslog/MagicHTTP against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwayslog%2FMagicHTTP" "/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/wayslog/MagicHTTP on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wayslog/MagicHTTP
[INFO] finished tweaking git repo https://github.com/wayslog/MagicHTTP
[INFO] tweaked toml for git repo https://github.com/wayslog/MagicHTTP written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/wayslog/MagicHTTP already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 862febb942cb808e1e06de8584d772ec6c71de5277fc131e5e77f3be87e7ecb1
[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" "862febb942cb808e1e06de8584d772ec6c71de5277fc131e5e77f3be87e7ecb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "862febb942cb808e1e06de8584d772ec6c71de5277fc131e5e77f3be87e7ecb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862febb942cb808e1e06de8584d772ec6c71de5277fc131e5e77f3be87e7ecb1", kill_on_drop: false }`
[INFO] [stdout] 862febb942cb808e1e06de8584d772ec6c71de5277fc131e5e77f3be87e7ecb1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 851914098dd7af56cd9e08ed880b63966bbef37135e5f21e57008822e77b83f5
[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" "851914098dd7af56cd9e08ed880b63966bbef37135e5f21e57008822e77b83f5", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking syncbox v0.2.4
[INFO] [stderr]     Checking eventual v0.1.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking mh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `mio::EventLoop`, `mio::EventSet`
[INFO] [stdout]  --> src/mconn.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mio::{Token, EventLoop, EventSet};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^ no `EventSet` in the root
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  no `EventLoop` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::tcp`
[INFO] [stdout]  --> src/mconn.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mio::tcp::{TcpStream ,TcpListener};
[INFO] [stdout]   |          ^^^ could not find `tcp` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::util`
[INFO] [stdout]  --> src/mconn.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio::util::Slab;
[INFO] [stdout]   |          ^^^^ could not find `util` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `bytes::MutBuf`
[INFO] [stdout]  --> src/mconn.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf};
[INFO] [stdout]   |                  ^^^^^^ no `MutBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `bytes::ByteBuf`, `bytes::MutByteBuf`
[INFO] [stdout]  --> src/mconn.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::{ByteBuf, MutByteBuf};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^^^^^^ no `MutByteBuf` in the root
[INFO] [stdout]   |             |
[INFO] [stdout]   |             no `ByteBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `bytes::MutBuf`, `bytes::ByteBuf`, `bytes::MutByteBuf`, `bytes::RingBuf`
[INFO] [stdout]  --> src/core.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf, ByteBuf, MutByteBuf, RingBuf};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^  ^^^^^^^^^^  ^^^^^^^ no `RingBuf` in the root
[INFO] [stdout]   |                  |       |        |
[INFO] [stdout]   |                  |       |        no `MutByteBuf` in the root
[INFO] [stdout]   |                  |       no `ByteBuf` in the root
[INFO] [stdout]   |                  no `MutBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]  --> src/mconn.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]  --> src/core.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf, ByteBuf, MutByteBuf, RingBuf};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HTTP_1_1` should have an upper camel case name
[INFO] [stdout]  --> src/core.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     HTTP_1_1,
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to upper camel case: `Http1_1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HTTP_2` should have an upper camel case name
[INFO] [stdout]   --> src/core.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     HTTP_2,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Http2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mh`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `mio::EventLoop`, `mio::EventSet`
[INFO] [stdout]  --> src/mconn.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mio::{Token, EventLoop, EventSet};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^ no `EventSet` in the root
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  no `EventLoop` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::tcp`
[INFO] [stdout]  --> src/mconn.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mio::tcp::{TcpStream ,TcpListener};
[INFO] [stdout]   |          ^^^ could not find `tcp` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::util`
[INFO] [stdout]  --> src/mconn.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio::util::Slab;
[INFO] [stdout]   |          ^^^^ could not find `util` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `bytes::MutBuf`
[INFO] [stdout]  --> src/mconn.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf};
[INFO] [stdout]   |                  ^^^^^^ no `MutBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `bytes::ByteBuf`, `bytes::MutByteBuf`
[INFO] [stdout]  --> src/mconn.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::{ByteBuf, MutByteBuf};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^^^^^^ no `MutByteBuf` in the root
[INFO] [stdout]   |             |
[INFO] [stdout]   |             no `ByteBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `bytes::MutBuf`, `bytes::ByteBuf`, `bytes::MutByteBuf`, `bytes::RingBuf`
[INFO] [stdout]  --> src/core.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf, ByteBuf, MutByteBuf, RingBuf};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^  ^^^^^^^^^^  ^^^^^^^ no `RingBuf` in the root
[INFO] [stdout]   |                  |       |        |
[INFO] [stdout]   |                  |       |        no `MutByteBuf` in the root
[INFO] [stdout]   |                  |       no `ByteBuf` in the root
[INFO] [stdout]   |                  no `MutBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]  --> src/mconn.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]  --> src/core.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf, ByteBuf, MutByteBuf, RingBuf};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HTTP_1_1` should have an upper camel case name
[INFO] [stdout]  --> src/core.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     HTTP_1_1,
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to upper camel case: `Http1_1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HTTP_2` should have an upper camel case name
[INFO] [stdout]   --> src/core.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     HTTP_2,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `Http2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "851914098dd7af56cd9e08ed880b63966bbef37135e5f21e57008822e77b83f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851914098dd7af56cd9e08ed880b63966bbef37135e5f21e57008822e77b83f5", kill_on_drop: false }`
[INFO] [stdout] 851914098dd7af56cd9e08ed880b63966bbef37135e5f21e57008822e77b83f5