[INFO] fetching crate puzz-http 0.1.0...
[INFO] checking puzz-http-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate puzz-http 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate puzz-http 0.1.0
[INFO] finished tweaking crates.io crate puzz-http 0.1.0
[INFO] tweaked toml for crates.io crate puzz-http 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate puzz-http 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93bc71f5dbbf9f1b33ca2e04378d548c878602207432980bbfdfcc8f2630389d
[INFO] running `Command { std: "docker" "start" "-a" "93bc71f5dbbf9f1b33ca2e04378d548c878602207432980bbfdfcc8f2630389d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93bc71f5dbbf9f1b33ca2e04378d548c878602207432980bbfdfcc8f2630389d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93bc71f5dbbf9f1b33ca2e04378d548c878602207432980bbfdfcc8f2630389d", kill_on_drop: false }`
[INFO] [stdout] 93bc71f5dbbf9f1b33ca2e04378d548c878602207432980bbfdfcc8f2630389d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d8ab78cacef9edb24bf5240b4ed998c77f65bf77ec025e3eb9b38c152d4f53d
[INFO] running `Command { std: "docker" "start" "-a" "3d8ab78cacef9edb24bf5240b4ed998c77f65bf77ec025e3eb9b38c152d4f53d", kill_on_drop: false }`
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking puzz-http v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:162:30
[INFO] [stdout]     |
[INFO] [stdout] 162 |             Poll::Ready(Some(Ok(Bytes::from_static(std::mem::take(self.get_mut())))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:181:30
[INFO] [stdout]     |
[INFO] [stdout] 181 |             Poll::Ready(Some(Ok(Bytes::from(std::mem::take(self.get_mut())))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:218:30
[INFO] [stdout]     |
[INFO] [stdout] 218 |               Poll::Ready(Some(Ok(Bytes::from_static(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 219 | |                 std::mem::take(self.get_mut()).as_bytes(),
[INFO] [stdout] 220 | |             ))))
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:239:30
[INFO] [stdout]     |
[INFO] [stdout] 239 |             Poll::Ready(Some(Ok(Bytes::from(std::mem::take(self.get_mut())))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:276:30
[INFO] [stdout]     |
[INFO] [stdout] 276 |             Poll::Ready(Some(Ok(std::mem::take(self.get_mut()))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `puzz-http` (lib test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:162:30
[INFO] [stdout]     |
[INFO] [stdout] 162 |             Poll::Ready(Some(Ok(Bytes::from_static(std::mem::take(self.get_mut())))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:181:30
[INFO] [stdout]     |
[INFO] [stdout] 181 |             Poll::Ready(Some(Ok(Bytes::from(std::mem::take(self.get_mut())))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:218:30
[INFO] [stdout]     |
[INFO] [stdout] 218 |               Poll::Ready(Some(Ok(Bytes::from_static(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 219 | |                 std::mem::take(self.get_mut()).as_bytes(),
[INFO] [stdout] 220 | |             ))))
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:239:30
[INFO] [stdout]     |
[INFO] [stdout] 239 |             Poll::Ready(Some(Ok(Bytes::from(std::mem::take(self.get_mut())))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bytes::Bytes, Infallible>
[INFO] [stdout]    --> src/body/mod.rs:276:30
[INFO] [stdout]     |
[INFO] [stdout] 276 |             Poll::Ready(Some(Ok(std::mem::take(self.get_mut()))))
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `puzz-http` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "3d8ab78cacef9edb24bf5240b4ed998c77f65bf77ec025e3eb9b38c152d4f53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8ab78cacef9edb24bf5240b4ed998c77f65bf77ec025e3eb9b38c152d4f53d", kill_on_drop: false }`
[INFO] [stdout] 3d8ab78cacef9edb24bf5240b4ed998c77f65bf77ec025e3eb9b38c152d4f53d