[INFO] fetching crate serialport 3.2.0... [INFO] extracting crate serialport 3.2.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/serialport/3.2.0 [INFO] extracting crate serialport 3.2.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/serialport/3.2.0 [INFO] validating manifest of serialport-3.2.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of serialport-3.2.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing serialport-3.2.0 [INFO] finished frobbing serialport-3.2.0 [INFO] frobbed toml for serialport-3.2.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/serialport/3.2.0/Cargo.toml [INFO] started frobbing serialport-3.2.0 [INFO] finished frobbing serialport-3.2.0 [INFO] frobbed toml for serialport-3.2.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/serialport/3.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing serialport-3.2.0 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/serialport/3.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] ca75248d2f7b5e7c137e980f78f90bded6d891498c262c7d81f5c0dfa2758c12 [INFO] running `"docker" "start" "-a" "ca75248d2f7b5e7c137e980f78f90bded6d891498c262c7d81f5c0dfa2758c12"` [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling nix v0.12.1 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling serialport v3.2.0 (/opt/crater/workdir) [INFO] [stderr] error: the item `libc` is imported redundantly [INFO] [stderr] --> src/posix/tty.rs:75:25 [INFO] [stderr] | [INFO] [stderr] 17 | use nix::{self, libc, unistd}; [INFO] [stderr] | ---- the item `libc` is already imported here [INFO] [stderr] ... [INFO] [stderr] 75 | use nix::libc::{self, cfmakeraw, tcflush, tcgetattr, tcsetattr}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:19:84 [INFO] [stderr] | [INFO] [stderr] 19 | #![deny(missing_docs, missing_debug_implementations, missing_copy_implementations, unused)] [INFO] [stderr] | ^^^^^^ [INFO] [stderr] = note: #[deny(unused_imports)] implied by #[deny(unused)] [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/posix/tty.rs:808:41 [INFO] [stderr] | [INFO] [stderr] 808 | fn try_clone(&self) -> ::Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:479:41 [INFO] [stderr] | [INFO] [stderr] 479 | fn try_clone(&self) -> ::Result>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:535:65 [INFO] [stderr] | [INFO] [stderr] 535 | pub fn open + ?Sized>(port: &T) -> ::Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:577:19 [INFO] [stderr] | [INFO] [stderr] 577 | ) -> ::Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `serialport`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ca75248d2f7b5e7c137e980f78f90bded6d891498c262c7d81f5c0dfa2758c12"` [INFO] running `"docker" "rm" "-f" "ca75248d2f7b5e7c137e980f78f90bded6d891498c262c7d81f5c0dfa2758c12"` [INFO] [stdout] ca75248d2f7b5e7c137e980f78f90bded6d891498c262c7d81f5c0dfa2758c12