[INFO] fetching crate serialport 4.2.0...
[INFO] checking serialport-4.2.0 against try#d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf for pr-100046
[INFO] extracting crate serialport 4.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serialport 4.2.0 on toolchain d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serialport 4.2.0
[INFO] finished tweaking crates.io crate serialport 4.2.0
[INFO] tweaked toml for crates.io crate serialport 4.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate serialport 4.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90f14591da07bc189fa9a3fad374c77af824be8dc22cbcfe5a2e270139d3df67
[INFO] running `Command { std: "docker" "start" "-a" "90f14591da07bc189fa9a3fad374c77af824be8dc22cbcfe5a2e270139d3df67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90f14591da07bc189fa9a3fad374c77af824be8dc22cbcfe5a2e270139d3df67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f14591da07bc189fa9a3fad374c77af824be8dc22cbcfe5a2e270139d3df67", kill_on_drop: false }`
[INFO] [stdout] 90f14591da07bc189fa9a3fad374c77af824be8dc22cbcfe5a2e270139d3df67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d05674bcc0b24f9d913a2af6785953a07c116ea4521e118387324e707f2c114d
[INFO] running `Command { std: "docker" "start" "-a" "d05674bcc0b24f9d913a2af6785953a07c116ea4521e118387324e707f2c114d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking serialport v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "d05674bcc0b24f9d913a2af6785953a07c116ea4521e118387324e707f2c114d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05674bcc0b24f9d913a2af6785953a07c116ea4521e118387324e707f2c114d", kill_on_drop: false }`
[INFO] [stdout] d05674bcc0b24f9d913a2af6785953a07c116ea4521e118387324e707f2c114d