[INFO] fetching crate edge-http 0.6.1...
[INFO] checking edge-http-0.6.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate edge-http 0.6.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate edge-http 0.6.1
[INFO] finished tweaking crates.io crate edge-http 0.6.1
[INFO] tweaked toml for crates.io crate edge-http 0.6.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate edge-http 0.6.1 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] crate crates.io crate edge-http 0.6.1 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 741bdfe9157d5d49fc9a73ddaa7d6c83b0b5f2852cf1d7f7e0d729bac5d79dc5
[INFO] running `Command { std: "docker" "start" "-a" "741bdfe9157d5d49fc9a73ddaa7d6c83b0b5f2852cf1d7f7e0d729bac5d79dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "741bdfe9157d5d49fc9a73ddaa7d6c83b0b5f2852cf1d7f7e0d729bac5d79dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741bdfe9157d5d49fc9a73ddaa7d6c83b0b5f2852cf1d7f7e0d729bac5d79dc5", kill_on_drop: false }`
[INFO] [stdout] 741bdfe9157d5d49fc9a73ddaa7d6c83b0b5f2852cf1d7f7e0d729bac5d79dc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 54d385e792b863900e70323032f95f5b504ffb0efd7bc4b6c46b92f7a412c3cb
[INFO] running `Command { std: "docker" "start" "-a" "54d385e792b863900e70323032f95f5b504ffb0efd7bc4b6c46b92f7a412c3cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling embassy-sync v0.7.2
[INFO] [stderr]     Checking embassy-futures v0.1.2
[INFO] [stderr]     Checking heapless v0.8.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]     Checking embassy-time v0.4.0
[INFO] [stderr]     Checking edge-nal v0.5.0
[INFO] [stderr]     Checking edge-http v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]     --> src/io.rs:1321:80
[INFO] [stdout]      |
[INFO] [stdout] 1321 |           async fn read(&mut self, buf: &mut [u8]) -> Result<usize, Self::Error> {
[INFO] [stdout]      |  ________________________________________________________________________________^
[INFO] [stdout] 1322 | |             let len = core::cmp::min(buf.len(), self.0.len());
[INFO] [stdout] 1323 | |             buf[..len].copy_from_slice(&self.0[..len]);
[INFO] [stdout] ...    |
[INFO] [stdout] 1327 | |             Ok(len)
[INFO] [stdout] 1328 | |         }
[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<usize, Infallible>
[INFO] [stdout]     --> src/io.rs:1321:80
[INFO] [stdout]      |
[INFO] [stdout] 1321 |           async fn read(&mut self, buf: &mut [u8]) -> Result<usize, Self::Error> {
[INFO] [stdout]      |  ________________________________________________________________________________^
[INFO] [stdout] 1322 | |             let len = core::cmp::min(buf.len(), self.0.len());
[INFO] [stdout] 1323 | |             buf[..len].copy_from_slice(&self.0[..len]);
[INFO] [stdout] ...    |
[INFO] [stdout] 1327 | |             Ok(len)
[INFO] [stdout] 1328 | |         }
[INFO] [stdout]      | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]     --> src/io.rs:1327:13
[INFO] [stdout]      |
[INFO] [stdout] 1327 |             Ok(len)
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `edge-http` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "54d385e792b863900e70323032f95f5b504ffb0efd7bc4b6c46b92f7a412c3cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d385e792b863900e70323032f95f5b504ffb0efd7bc4b6c46b92f7a412c3cb", kill_on_drop: false }`
[INFO] [stdout] 54d385e792b863900e70323032f95f5b504ffb0efd7bc4b6c46b92f7a412c3cb