[INFO] fetching crate tokio-serial 5.4.1...
[INFO] checking tokio-serial-5.4.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate tokio-serial 5.4.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tokio-serial 5.4.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-serial 5.4.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-serial 5.4.1
[INFO] tweaked toml for crates.io crate tokio-serial 5.4.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate tokio-serial 5.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cc06ef025dd822bd867d4b0e002b436f6a7f26230999ebd2a5304361897b79c
[INFO] running `Command { std: "docker" "start" "-a" "0cc06ef025dd822bd867d4b0e002b436f6a7f26230999ebd2a5304361897b79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cc06ef025dd822bd867d4b0e002b436f6a7f26230999ebd2a5304361897b79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cc06ef025dd822bd867d4b0e002b436f6a7f26230999ebd2a5304361897b79c", kill_on_drop: false }`
[INFO] [stdout] 0cc06ef025dd822bd867d4b0e002b436f6a7f26230999ebd2a5304361897b79c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c294d67f3e61dc7324456c5425a3d7b9a4d5587fa055401a91317695e900e38d
[INFO] running `Command { std: "docker" "start" "-a" "c294d67f3e61dc7324456c5425a3d7b9a4d5587fa055401a91317695e900e38d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]     Checking mio-serial v5.0.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking tokio-serial v5.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.57s
[INFO] running `Command { std: "docker" "inspect" "c294d67f3e61dc7324456c5425a3d7b9a4d5587fa055401a91317695e900e38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c294d67f3e61dc7324456c5425a3d7b9a4d5587fa055401a91317695e900e38d", kill_on_drop: false }`
[INFO] [stdout] c294d67f3e61dc7324456c5425a3d7b9a4d5587fa055401a91317695e900e38d