[INFO] cloning repository https://github.com/etienne-k/serial-to-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/etienne-k/serial-to-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetienne-k%2Fserial-to-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetienne-k%2Fserial-to-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bfdb2be94c22b4bccc3cddeeccd6225e07c07ce
[INFO] checking etienne-k/serial-to-tcp against try#7306d3110618f84a6a4662b9e2cc4fd0d9b02da8 for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetienne-k%2Fserial-to-tcp" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/etienne-k/serial-to-tcp on toolchain 7306d3110618f84a6a4662b9e2cc4fd0d9b02da8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/etienne-k/serial-to-tcp
[INFO] finished tweaking git repo https://github.com/etienne-k/serial-to-tcp
[INFO] tweaked toml for git repo https://github.com/etienne-k/serial-to-tcp written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/etienne-k/serial-to-tcp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c90949bd43bc9c1b122c724b34910f61cf7df2708fd2c2535a4d350842d8c2bd
[INFO] running `Command { std: "docker" "start" "-a" "c90949bd43bc9c1b122c724b34910f61cf7df2708fd2c2535a4d350842d8c2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c90949bd43bc9c1b122c724b34910f61cf7df2708fd2c2535a4d350842d8c2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90949bd43bc9c1b122c724b34910f61cf7df2708fd2c2535a4d350842d8c2bd", kill_on_drop: false }`
[INFO] [stdout] c90949bd43bc9c1b122c724b34910f61cf7df2708fd2c2535a4d350842d8c2bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad3cb3f4b68d660a52b8407c75d6e86c98ed22c88235f052784b4b3cb8e8ae0a
[INFO] running `Command { std: "docker" "start" "-a" "ad3cb3f4b68d660a52b8407c75d6e86c98ed22c88235f052784b4b3cb8e8ae0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking clap_lex v0.1.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking clap v3.1.12
[INFO] [stderr]     Checking simple_logger v2.1.0
[INFO] [stderr]     Checking serialport v4.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking mio-serial v5.0.2
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-serial v5.4.3
[INFO] [stderr]     Checking serial-to-tcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.87s
[INFO] running `Command { std: "docker" "inspect" "ad3cb3f4b68d660a52b8407c75d6e86c98ed22c88235f052784b4b3cb8e8ae0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3cb3f4b68d660a52b8407c75d6e86c98ed22c88235f052784b4b3cb8e8ae0a", kill_on_drop: false }`
[INFO] [stdout] ad3cb3f4b68d660a52b8407c75d6e86c98ed22c88235f052784b4b3cb8e8ae0a