[INFO] fetching crate tapcp 0.2.1...
[INFO] checking tapcp-0.2.1 against master#19f42cb9bb65555e7d95dab7d17573ae6c5d634c for pr-139087
[INFO] extracting crate tapcp 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tapcp 0.2.1 on toolchain 19f42cb9bb65555e7d95dab7d17573ae6c5d634c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tapcp 0.2.1
[INFO] finished tweaking crates.io crate tapcp 0.2.1
[INFO] tweaked toml for crates.io crate tapcp 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate tapcp 0.2.1 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" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded casper_utils v0.2.1
[INFO] [stderr]   Downloaded tftp_client v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce194260704ac7a34ee7829fcd6c716363662b64399e8aaac44d0e462abc3d02
[INFO] running `Command { std: "docker" "start" "-a" "ce194260704ac7a34ee7829fcd6c716363662b64399e8aaac44d0e462abc3d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce194260704ac7a34ee7829fcd6c716363662b64399e8aaac44d0e462abc3d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce194260704ac7a34ee7829fcd6c716363662b64399e8aaac44d0e462abc3d02", kill_on_drop: false }`
[INFO] [stdout] ce194260704ac7a34ee7829fcd6c716363662b64399e8aaac44d0e462abc3d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30224cfd1845479a6d80bc97046865a835fe86137b21740212694fdf46cac463
[INFO] running `Command { std: "docker" "start" "-a" "30224cfd1845479a6d80bc97046865a835fe86137b21740212694fdf46cac463", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking kstring v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling byte-strings-proc_macros v0.3.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling num-derive v0.4.1
[INFO] [stderr]     Checking byte-strings v0.3.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking casper_utils v0.2.1
[INFO] [stderr]     Checking tftp_client v0.1.0
[INFO] [stderr]     Checking tapcp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.36s
[INFO] running `Command { std: "docker" "inspect" "30224cfd1845479a6d80bc97046865a835fe86137b21740212694fdf46cac463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30224cfd1845479a6d80bc97046865a835fe86137b21740212694fdf46cac463", kill_on_drop: false }`
[INFO] [stdout] 30224cfd1845479a6d80bc97046865a835fe86137b21740212694fdf46cac463