[INFO] cloning repository https://github.com/vi/stunserv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vi/stunserv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fstunserv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fstunserv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2da0387213e3176fa769f50f3d4b31bf5f0f3a11
[INFO] testing vi/stunserv against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fstunserv" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vi/stunserv on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vi/stunserv
[INFO] finished tweaking git repo https://github.com/vi/stunserv
[INFO] tweaked toml for git repo https://github.com/vi/stunserv written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/vi/stunserv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md5 v0.6.1
[INFO] [stderr]   Downloaded backtrace v0.3.15
[INFO] [stderr]   Downloaded cc v1.0.34
[INFO] [stderr]   Downloaded syn v0.15.30
[INFO] [stderr]   Downloaded stun_codec v0.1.12
[INFO] [stderr]   Downloaded trackable_derive v0.1.2
[INFO] [stderr]   Downloaded trackable v0.2.21
[INFO] [stderr]   Downloaded bytecodec v0.4.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e5b3a85214bdfbd02fbd28ca7a581728838d60f98796032be6bacf38dd6e271
[INFO] running `Command { std: "docker" "start" "-a" "6e5b3a85214bdfbd02fbd28ca7a581728838d60f98796032be6bacf38dd6e271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e5b3a85214bdfbd02fbd28ca7a581728838d60f98796032be6bacf38dd6e271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5b3a85214bdfbd02fbd28ca7a581728838d60f98796032be6bacf38dd6e271", kill_on_drop: false }`
[INFO] [stdout] 6e5b3a85214bdfbd02fbd28ca7a581728838d60f98796032be6bacf38dd6e271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3877d96b2e54fe3bb266690084deca3766d76de203725b397fc634c308191af7
[INFO] running `Command { std: "docker" "start" "-a" "3877d96b2e54fe3bb266690084deca3766d76de203725b397fc634c308191af7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling hmac-sha1 v0.1.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling trackable v0.2.21
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling bytecodec v0.4.11
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling stun_codec v0.1.12
[INFO] [stderr]    Compiling stunserv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "3877d96b2e54fe3bb266690084deca3766d76de203725b397fc634c308191af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3877d96b2e54fe3bb266690084deca3766d76de203725b397fc634c308191af7", kill_on_drop: false }`
[INFO] [stdout] 3877d96b2e54fe3bb266690084deca3766d76de203725b397fc634c308191af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15692b56dafb3266fc4c3c230a3cdee94ded850252e88155d56c7f134b792c79
[INFO] running `Command { std: "docker" "start" "-a" "15692b56dafb3266fc4c3c230a3cdee94ded850252e88155d56c7f134b792c79", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stunserv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "15692b56dafb3266fc4c3c230a3cdee94ded850252e88155d56c7f134b792c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15692b56dafb3266fc4c3c230a3cdee94ded850252e88155d56c7f134b792c79", kill_on_drop: false }`
[INFO] [stdout] 15692b56dafb3266fc4c3c230a3cdee94ded850252e88155d56c7f134b792c79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ade2c4deea369257a2b5706f98266a1640af816cf94199f5909e08501b6a00d4
[INFO] running `Command { std: "docker" "start" "-a" "ade2c4deea369257a2b5706f98266a1640af816cf94199f5909e08501b6a00d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stunserv-5afc5ed9ba115949)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ade2c4deea369257a2b5706f98266a1640af816cf94199f5909e08501b6a00d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ade2c4deea369257a2b5706f98266a1640af816cf94199f5909e08501b6a00d4", kill_on_drop: false }`
[INFO] [stdout] ade2c4deea369257a2b5706f98266a1640af816cf94199f5909e08501b6a00d4