[INFO] cloning repository https://github.com/0m-ax/netbal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0m-ax/netbal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0m-ax%2Fnetbal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0m-ax%2Fnetbal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18354033d3ed88762c17c831e2db07ef53156c8e
[INFO] building 0m-ax/netbal against master#87788097b776f8e3662f76627944230684b671bd for pr-101591
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0m-ax%2Fnetbal" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0m-ax/netbal on toolchain 87788097b776f8e3662f76627944230684b671bd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0m-ax/netbal
[INFO] finished tweaking git repo https://github.com/0m-ax/netbal
[INFO] tweaked toml for git repo https://github.com/0m-ax/netbal written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/0m-ax/netbal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+87788097b776f8e3662f76627944230684b671bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b194250ef9dbf1d44a4275f10f3679d2fc72a9d7daee1009041cd72e7e4f01f7
[INFO] running `Command { std: "docker" "start" "-a" "b194250ef9dbf1d44a4275f10f3679d2fc72a9d7daee1009041cd72e7e4f01f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b194250ef9dbf1d44a4275f10f3679d2fc72a9d7daee1009041cd72e7e4f01f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b194250ef9dbf1d44a4275f10f3679d2fc72a9d7daee1009041cd72e7e4f01f7", kill_on_drop: false }`
[INFO] [stdout] b194250ef9dbf1d44a4275f10f3679d2fc72a9d7daee1009041cd72e7e4f01f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+87788097b776f8e3662f76627944230684b671bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a8e53481304bd56d691359a22a0085fa9318d66c019bce7c54bcdcf6d183c9a
[INFO] running `Command { std: "docker" "start" "-a" "1a8e53481304bd56d691359a22a0085fa9318d66c019bce7c54bcdcf6d183c9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling nix v0.19.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling netbal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.34s
[INFO] running `Command { std: "docker" "inspect" "1a8e53481304bd56d691359a22a0085fa9318d66c019bce7c54bcdcf6d183c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8e53481304bd56d691359a22a0085fa9318d66c019bce7c54bcdcf6d183c9a", kill_on_drop: false }`
[INFO] [stdout] 1a8e53481304bd56d691359a22a0085fa9318d66c019bce7c54bcdcf6d183c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+87788097b776f8e3662f76627944230684b671bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa3b58b44d2270338a75459c9dff62fa5d88caa36626f6ff2a8a8973b56b58c6
[INFO] running `Command { std: "docker" "start" "-a" "fa3b58b44d2270338a75459c9dff62fa5d88caa36626f6ff2a8a8973b56b58c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling netbal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "fa3b58b44d2270338a75459c9dff62fa5d88caa36626f6ff2a8a8973b56b58c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3b58b44d2270338a75459c9dff62fa5d88caa36626f6ff2a8a8973b56b58c6", kill_on_drop: false }`
[INFO] [stdout] fa3b58b44d2270338a75459c9dff62fa5d88caa36626f6ff2a8a8973b56b58c6