[INFO] cloning repository https://github.com/mexus/tcp-latency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mexus/tcp-latency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmexus%2Ftcp-latency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmexus%2Ftcp-latency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d088977b38ed531a65d2f5f0b0de4f0899736181
[INFO] checking mexus/tcp-latency against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmexus%2Ftcp-latency" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mexus/tcp-latency
[INFO] finished tweaking git repo https://github.com/mexus/tcp-latency
[INFO] tweaked toml for git repo https://github.com/mexus/tcp-latency written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mexus/tcp-latency on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mexus/tcp-latency 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 391885783b24566ae5a99cd82dfd393bc549b4c258c1c13dd329562cb830e505
[INFO] running `Command { std: "docker" "start" "-a" "391885783b24566ae5a99cd82dfd393bc549b4c258c1c13dd329562cb830e505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391885783b24566ae5a99cd82dfd393bc549b4c258c1c13dd329562cb830e505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391885783b24566ae5a99cd82dfd393bc549b4c258c1c13dd329562cb830e505", kill_on_drop: false }`
[INFO] [stdout] 391885783b24566ae5a99cd82dfd393bc549b4c258c1c13dd329562cb830e505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 943b401d1c8b3f54d734b09c87e7832b26620dccdf2d6938673c9163516a8585
[INFO] running `Command { std: "docker" "start" "-a" "943b401d1c8b3f54d734b09c87e7832b26620dccdf2d6938673c9163516a8585", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling crc32fast v1.2.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling io-uring v0.5.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking defer v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking nix v0.23.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking hdrhistogram v7.4.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zerocopy-derive v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]     Checking zerocopy v0.6.1
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking tcp-latency v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.91s
[INFO] running `Command { std: "docker" "inspect" "943b401d1c8b3f54d734b09c87e7832b26620dccdf2d6938673c9163516a8585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943b401d1c8b3f54d734b09c87e7832b26620dccdf2d6938673c9163516a8585", kill_on_drop: false }`
[INFO] [stdout] 943b401d1c8b3f54d734b09c87e7832b26620dccdf2d6938673c9163516a8585