[INFO] fetching crate serial-windows 0.4.0...
[INFO] checking serial-windows-0.4.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate serial-windows 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate serial-windows 0.4.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serial-windows 0.4.0
[INFO] finished tweaking crates.io crate serial-windows 0.4.0
[INFO] tweaked toml for crates.io crate serial-windows 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf0fbf3b97c6808b4caa04721cb62545193094378f965d919cbf73b394b20dd
[INFO] running `Command { std: "docker" "start" "-a" "4bf0fbf3b97c6808b4caa04721cb62545193094378f965d919cbf73b394b20dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf0fbf3b97c6808b4caa04721cb62545193094378f965d919cbf73b394b20dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf0fbf3b97c6808b4caa04721cb62545193094378f965d919cbf73b394b20dd", kill_on_drop: false }`
[INFO] [stdout] 4bf0fbf3b97c6808b4caa04721cb62545193094378f965d919cbf73b394b20dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8d618e52d926e5a49001ed69bd631b284f81e23d3a9513815b7e8911f081784
[INFO] running `Command { std: "docker" "start" "-a" "b8d618e52d926e5a49001ed69bd631b284f81e23d3a9513815b7e8911f081784", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking serial-windows v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]   --> src/com.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::os::windows::prelude::*;
[INFO] [stdout]    |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:63:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:55:1
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:121:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:120:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]   --> src/com.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::os::windows::prelude::*;
[INFO] [stdout]    |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:63:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:55:1
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:121:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]   --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/os/mod.rs:120:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `AsRawHandle` in this scope
[INFO] [stdout]   --> src/com.rs:94:6
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl AsRawHandle for COMPort {
[INFO] [stdout]    |      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `RawHandle` in this scope
[INFO] [stdout]   --> src/com.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn as_raw_handle(&self) -> RawHandle {
[INFO] [stdout]    |                                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `AsRawHandle` in this scope
[INFO] [stdout]   --> src/com.rs:94:6
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl AsRawHandle for COMPort {
[INFO] [stdout]    |      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `RawHandle` in this scope
[INFO] [stdout]   --> src/com.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn as_raw_handle(&self) -> RawHandle {
[INFO] [stdout]    |                                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serial-windows` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serial-windows` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b8d618e52d926e5a49001ed69bd631b284f81e23d3a9513815b7e8911f081784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d618e52d926e5a49001ed69bd631b284f81e23d3a9513815b7e8911f081784", kill_on_drop: false }`
[INFO] [stdout] b8d618e52d926e5a49001ed69bd631b284f81e23d3a9513815b7e8911f081784