[INFO] fetching crate http2parse 0.2.2...
[INFO] testing http2parse-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate http2parse 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate http2parse 0.2.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http2parse 0.2.2
[INFO] finished tweaking crates.io crate http2parse 0.2.2
[INFO] tweaked toml for crates.io crate http2parse 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0d045fdee2284c6311aa20d49b6fdf986e717f3c600f7aa5bef2d2a66fc799d
[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" "f0d045fdee2284c6311aa20d49b6fdf986e717f3c600f7aa5bef2d2a66fc799d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0d045fdee2284c6311aa20d49b6fdf986e717f3c600f7aa5bef2d2a66fc799d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d045fdee2284c6311aa20d49b6fdf986e717f3c600f7aa5bef2d2a66fc799d", kill_on_drop: false }`
[INFO] [stdout] f0d045fdee2284c6311aa20d49b6fdf986e717f3c600f7aa5bef2d2a66fc799d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1cfe36a52e08a6c9e1e5cf9e42f1135394e63426c237ea467442861a6f2138b
[INFO] running `Command { std: "docker" "start" "-a" "f1cfe36a52e08a6c9e1e5cf9e42f1135394e63426c237ea467442861a6f2138b", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling http2parse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/payload.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let (_, priority) = try!(Priority::parse(true, buf));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |             data: try!(trim_padding(settings, header, buf))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:189:31
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (buf, priority) = try!(Priority::parse(settings.priority, buf));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:258:15
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             payload: try!(Payload::parse(header, buf))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |             flag: try!(Flag::new(buf[4]).map_err(|()| { Error::BadFlag(buf[4]) })),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "f1cfe36a52e08a6c9e1e5cf9e42f1135394e63426c237ea467442861a6f2138b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cfe36a52e08a6c9e1e5cf9e42f1135394e63426c237ea467442861a6f2138b", kill_on_drop: false }`
[INFO] [stdout] f1cfe36a52e08a6c9e1e5cf9e42f1135394e63426c237ea467442861a6f2138b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ebc6506b5308fcf622d7e289c5b0e19cd35fd9f0244c0eee1bd5a41ddab74b5
[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" "6ebc6506b5308fcf622d7e289c5b0e19cd35fd9f0244c0eee1bd5a41ddab74b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling http2parse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/payload.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let (_, priority) = try!(Priority::parse(true, buf));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |             data: try!(trim_padding(settings, header, buf))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:189:31
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (buf, priority) = try!(Priority::parse(settings.priority, buf));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:258:15
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             payload: try!(Payload::parse(header, buf))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |             flag: try!(Flag::new(buf[4]).map_err(|()| { Error::BadFlag(buf[4]) })),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/payload.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let (_, priority) = try!(Priority::parse(true, buf));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |             data: try!(trim_padding(settings, header, buf))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:189:31
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (buf, priority) = try!(Priority::parse(settings.priority, buf));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:258:15
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             payload: try!(Payload::parse(header, buf))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |             flag: try!(Flag::new(buf[4]).map_err(|()| { Error::BadFlag(buf[4]) })),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http2parse` due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6ebc6506b5308fcf622d7e289c5b0e19cd35fd9f0244c0eee1bd5a41ddab74b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebc6506b5308fcf622d7e289c5b0e19cd35fd9f0244c0eee1bd5a41ddab74b5", kill_on_drop: false }`
[INFO] [stdout] 6ebc6506b5308fcf622d7e289c5b0e19cd35fd9f0244c0eee1bd5a41ddab74b5