[INFO] fetching crate ferrous-serialport 4.0.2... [INFO] checking ferrous-serialport-4.0.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate ferrous-serialport 4.0.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate ferrous-serialport 4.0.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ferrous-serialport 4.0.2 [INFO] finished tweaking crates.io crate ferrous-serialport 4.0.2 [INFO] tweaked toml for crates.io crate ferrous-serialport 4.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate ferrous-serialport 4.0.2 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded libudev v0.2.0 [INFO] [stderr] Downloaded nix v0.16.1 [INFO] [stderr] Downloaded regex v1.5.3 [INFO] [stderr] Downloaded libc v0.2.94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56ff735d65b3e7a20b5ee6ab06a012c9d7a99ecaf48816d19d9a136882b43ae3 [INFO] running `Command { std: "docker" "start" "-a" "56ff735d65b3e7a20b5ee6ab06a012c9d7a99ecaf48816d19d9a136882b43ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56ff735d65b3e7a20b5ee6ab06a012c9d7a99ecaf48816d19d9a136882b43ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56ff735d65b3e7a20b5ee6ab06a012c9d7a99ecaf48816d19d9a136882b43ae3", kill_on_drop: false }` [INFO] [stdout] 56ff735d65b3e7a20b5ee6ab06a012c9d7a99ecaf48816d19d9a136882b43ae3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cb996ae2b9a70f7d60f5a797ddcffa3379a97d323da6d38ef64779834b199c1 [INFO] running `Command { std: "docker" "start" "-a" "3cb996ae2b9a70f7d60f5a797ddcffa3379a97d323da6d38ef64779834b199c1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking ferrous-serialport v4.0.2 (/opt/rustwide/workdir) [INFO] [stdout] error: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | unused [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `From` is imported redundantly [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | unused [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `nix` is imported redundantly [INFO] [stdout] --> src/posix/tty.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use nix::{self, libc, unistd}; [INFO] [stdout] | ^^^^ the item `nix` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `nix` is imported redundantly [INFO] [stdout] --> src/posix/tty.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use nix::{self, libc, unistd}; [INFO] [stdout] | ^^^^ the item `nix` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ferrous-serialport` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ferrous-serialport` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "3cb996ae2b9a70f7d60f5a797ddcffa3379a97d323da6d38ef64779834b199c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cb996ae2b9a70f7d60f5a797ddcffa3379a97d323da6d38ef64779834b199c1", kill_on_drop: false }` [INFO] [stdout] 3cb996ae2b9a70f7d60f5a797ddcffa3379a97d323da6d38ef64779834b199c1 [INFO] checking ferrous-serialport-4.0.2 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] extracting crate ferrous-serialport 4.0.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate ferrous-serialport 4.0.2 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ferrous-serialport 4.0.2 [INFO] finished tweaking crates.io crate ferrous-serialport 4.0.2 [INFO] tweaked toml for crates.io crate ferrous-serialport 4.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate ferrous-serialport 4.0.2 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efcc92b77835c43b83619483b1c0a7b1a52c98f92930f37b1ac7955457276666 [INFO] running `Command { std: "docker" "start" "-a" "efcc92b77835c43b83619483b1c0a7b1a52c98f92930f37b1ac7955457276666", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efcc92b77835c43b83619483b1c0a7b1a52c98f92930f37b1ac7955457276666", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efcc92b77835c43b83619483b1c0a7b1a52c98f92930f37b1ac7955457276666", kill_on_drop: false }` [INFO] [stdout] efcc92b77835c43b83619483b1c0a7b1a52c98f92930f37b1ac7955457276666 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cccc6062cf18164b4bca8f336a92b176e4b754e7e0e4469d9acfb2a7c029e1bd [INFO] running `Command { std: "docker" "start" "-a" "cccc6062cf18164b4bca8f336a92b176e4b754e7e0e4469d9acfb2a7c029e1bd", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "cccc6062cf18164b4bca8f336a92b176e4b754e7e0e4469d9acfb2a7c029e1bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cccc6062cf18164b4bca8f336a92b176e4b754e7e0e4469d9acfb2a7c029e1bd", kill_on_drop: false }` [INFO] [stdout] cccc6062cf18164b4bca8f336a92b176e4b754e7e0e4469d9acfb2a7c029e1bd