[INFO] fetching crate urex-binary-io 0.1.2...
[INFO] checking urex-binary-io-0.1.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate urex-binary-io 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate urex-binary-io 0.1.2
[INFO] finished tweaking crates.io crate urex-binary-io 0.1.2
[INFO] tweaked toml for crates.io crate urex-binary-io 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate urex-binary-io 0.1.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2583eff108d236316e088d1fb46d3063784cd2eb221dcdb17dc7c12a4333b47f
[INFO] running `Command { std: "docker" "start" "-a" "2583eff108d236316e088d1fb46d3063784cd2eb221dcdb17dc7c12a4333b47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2583eff108d236316e088d1fb46d3063784cd2eb221dcdb17dc7c12a4333b47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2583eff108d236316e088d1fb46d3063784cd2eb221dcdb17dc7c12a4333b47f", kill_on_drop: false }`
[INFO] [stdout] 2583eff108d236316e088d1fb46d3063784cd2eb221dcdb17dc7c12a4333b47f
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cc912d32d53722a7fdeba5f4345ba988bb309a03f184e9d93985ea2a43f0d20
[INFO] running `Command { std: "docker" "start" "-a" "3cc912d32d53722a7fdeba5f4345ba988bb309a03f184e9d93985ea2a43f0d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking urex-binary-io v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/reader.rs:315:45
[INFO] [stdout]     |
[INFO] [stdout] 315 |     fn test_read_unsigned(reader: &mut impl (BinaryRead)) -> Result<()> {
[INFO] [stdout]     |                                             ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 315 -     fn test_read_unsigned(reader: &mut impl (BinaryRead)) -> Result<()> {
[INFO] [stdout] 315 +     fn test_read_unsigned(reader: &mut impl BinaryRead) -> Result<()> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/writer.rs:354:41
[INFO] [stdout]     |
[INFO] [stdout] 354 |     fn write_unsigned(writer: &mut impl (BinaryWrite)) -> Result<()> {
[INFO] [stdout]     |                                         ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 354 -     fn write_unsigned(writer: &mut impl (BinaryWrite)) -> Result<()> {
[INFO] [stdout] 354 +     fn write_unsigned(writer: &mut impl BinaryWrite) -> Result<()> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "3cc912d32d53722a7fdeba5f4345ba988bb309a03f184e9d93985ea2a43f0d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc912d32d53722a7fdeba5f4345ba988bb309a03f184e9d93985ea2a43f0d20", kill_on_drop: false }`
[INFO] [stdout] 3cc912d32d53722a7fdeba5f4345ba988bb309a03f184e9d93985ea2a43f0d20